| 2406 | OAN1.2 | Oancea, Maria Luiza (ed.) | Capita selecta iuvenum | da |
| 2407 | OBE1.1 | Obermeier, Anita | The history and anatomy of auctorial self-criticism in the European Middle Ages | nu |
| 2408 | OBR1.1 | O`BRIEN, D. | Pour interpreter Empedocle | da |
| 2409 | OCK1.1.1 | Guillelmus de Ockham | Opera Politica I | da |
| 2410 | OCK1.1.2 | Guillelmus de Ockham | Opera Politica II | da |
| 2411 | OCK1.1.3 | Guillelmus de Ockham | Opera Politica III | da |
| 2412 | OCK1.1.4 | Guillelmus de Ockham | Opera Politica IV | da |
| 2413 | OCK1.1.4#2 | Guillelmus de Ockham | Opera Politica IV | da |
| 2414 | OCK1.2 | Ockham, William | Traite sur la predestination | da |
| 2415 | OCK1.3 | Ockham, William | Despre universalii | da |
| 2416 | OCK1.4 | Ockham, William | Über die Verknüpfung der Tugenden | da |
| 2417 | OCK1.5 | Ockham, William | Texte zur Theorie der Erkenntnis und der Wissenschaft | da |
| 2418 | OCK1.6 | Ockham, William | Texte zur Theorie der Erkenntnis und der Wissenschaft et Summa logicae, I, 14-25 şi II, 27 | da |
| 2419 | OCK1.7 | Ockham, William | Intuition et abstraction | da |
| 2420 | OCK1.8.1 | Guillelmus de Ockham | Dialogus : Part 1, books 1-5 | nu |
| 2421 | OCK1.9.2 | Guillelmus de Ockham | Opera Philosophica II | da |
| 2422 | OGL1.1 | Ogliari, D. | Gratia et certamen. The Relationship between Grace and Free Will in the Discussion of Augustine with the so-called Semipelagians | nu |
| 2423 | OLI1.1 | Oliva, Adriano | Les débuts de l'enseignement de Thomas d'Aquin et sa conception de la Sacra doctrina | da |
| 2424 | OLI2.1 | Olivi, Jean Pierre | Quaestiones in secundum librum sententiarum ( 72-118) | da |
| 2425 | OLI2.2 | Olivi, Jean Pierre | Über die menschliche Freiheit | da |
| 2426 | OLI2.3 | Olivi, Jean Pierre | Traite des contrats | da |
| 2427 | OLI2.4 | Alain Boureau et Sylvain (eds.) | Pierre de Jean OLivi (1248-1298), pensee scolastique, dissidence spirituelle et societe | da |
| 2428 | OLI2.5 | Olivi, Jean Pierre | Lecturae super Pauli Epistolas | da |
| 2429 | OLI2.6.1 | Olivi, Jean Pierre | Quaestiones in secundum librum Sententiarum, vol. I | da |
| 2430 | OLI2.6.2 | Olivi, Jean Pierre | Quaestiones in secundum librum Sententiarum, vol. II | da |
| 2431 | OLI2.6.3 | Olivi, Jean Pierre | Quaestiones in secundum librum Sententiarum, vol. III | da |
| 2432 | OLI2.7 | Pierre de Jean Olivi | Postilla super Iob | da |
| 2433 | OLS1.1.4.1 | Olsen, Birger Munk | L'étude des auteurs classiques latins aux XIe et XIIe siècles | da |
| 2434 | OLY1.1 | Olympiodoros | In Platonis Gorgias Commentarium | da |
| 2435 | OME1.1 | O'Meara, Dominic | Plotin. Une introduction aux Enneades | da |
| 2436 | OME1.2 | O'Meara, Dominic J. | Cosmology and politics in Plato's later works | da |
| 2437 | ORA1.1 | Oram, Richard D. | The reign of Alexander II, 1214-49 | da |
| 2438 | ORE1.1 | Celeyrett, Jean; Grellard, Christophe | Nicole Oresme Philosophe. Philosophie de la nature et philosophie de la connaissance a Paris au XIV siecle | da |
| 2439 | ORE1.2 | Oresme, Nicole | Quaestiones super De generatione et corruptione | da |
| 2440 | ORI1.1.1 | Origen | Commentaire sur S. Jean (tome I, livres I-V) | da |
| 2441 | ORI1.2 | Origen | Homelies sur l'Exode | da |
| 2442 | ORI1.3.1 | Origenes | Schriften von Gebet und Ermahnung zum Martyrium, band I | da |
| 2443 | ORI1.3.2.1 | Origenes | Acht bucher gegen Celsus, band II, teil I, buch I-IV | da |
| 2444 | ORI1.3.2.2 | Origenes | Acht bucher gegen Celsus, band II, teil II, buch V-VIII | da |
| 2445 | Orie46 | *** | ORIENS. Journal of Philosophy, Theology and Science in the Islamic Societies | da |
| 2446 | ORO1.1 | Paulus Orosius | Historiarum Adversus Paganos | da |
| 2447 | ORT1.1 | Ortúzar Escudero, María José | Die Sinne in den Schriften Hildegards von Bingen. Ein Beitrag zur Geschichte der Sinneswahrnehmung | da |
| 2448 | OSB1.1.1 | Osbernus de Gloucester | Derivazioni, vol. I | da |
| 2449 | OSB1.1.2 | Osbernus de Gloucester | Derivazioni, vol. II | da |
| 2450 | OSW1.1 | Oswald, Dana M. | Monster, Gender and Sexuality in Medieval English Literature | da |
| 2451 | OUY1.1.1 | Gilbert Ouy | Les Manuscrits de L'Abbaye de Saint-Victor, vol. I | da |
| 2452 | OUY1.1.1#2 | Ouy, Gilbert | Les Manuscrits de L'Abbaye de Saint-Victor, vol. I | da |
| 2453 | OUY1.1.2 | Gilbert Ouy | Les Manuscrits de L'Abbaye de Saint-Victor, vol. II | da |
| 2454 | OUY1.1.2#2 | Ouy, Gilbert | Les Manuscrits de L'Abbaye de Saint-Victor, vol. II | da |
| 2455 | OVI1.1 | Publius Ovidius Naso | Les Fastes (ed. Th. Burette) | da |
| 2456 | OVI1.2 | Publius Ovidius Naso | Metamorphoses | da |
| 2457 | OVI1.3 | Publius Ovidius Naso | Fasti | da |
| 2458 | OVI1.4.2 | Publius Ovidius Naso | Les Fastes, Livre II | da |
| 2459 | OVI1.5 | Herescu, Nicolae I. (ed.) | Ovidiana. Recherches sur Ovide | da |
| 2460 | OZO1.1 | Ożóg, Krzysztof | The Role of Poland in the Intellectual Development of Europe in the Middle Ages | da |
| 2461 | PAB1.1 | Pabst, Bernhard | Atomtheorien des Lateinischen Mittelalters | nu |
| 2462 | PAC1.1 | Pachymeres, George | Commentary on Plato's Parmenides | da |
| 2463 | PAC2.1 | Pacaut, Marcel | Les ordres monastiques et religieux au Moyen Âge | da |
| 2464 | PAG1.1 | Page, D. L. (ed.) | Epigrammata graeca | da |
| 2465 | PAK1.1 | ibn Paḳudah, Baḥye ben Yosef | The book of directions to the duties of the heart | da |
| 2466 | PAL1.1 | Paluch, Michal; Lichacz, Piotr | Dominicans and the Challenge of Thomism | da |
| 2467 | PAL2.1 | Grigorie Palama (Saint Gregory Palamas) | Dal sovraessenziale all'essenza. Testo greco a fronte | da |
| 2468 | PAL2.2 | Grigorie Palama (Saint Gregory Palamas) | Atto e luce divina. Scritti filosofici e teologici. Testo greco a fronte | nu |
| 2469 | PAL3.1. | Palmén, Ritva | Richard of St. Victor's theory of imagination | da |
| 2470 | PAM1.1 | Pamprepius | Carmina | da |
| 2471 | PAN1.1 | Panaccio, Claude | Le discours interieur, de Platon a Guillaume d'Ockham | da |
| 2472 | PAN1.2 | Panaccio, Claude (ed.) | Le nominalisme: ontologie, langage, connaissance (Textes clés du nominalisme) | da |
| 2473 | PAN2.1 | Paniagua, David; Sanz, Adelaida Andres (eds.) | Formaas de Acceso al Saber en la Antiguedad Tardia y la Alta Edad Media. La Transmision del Conocimiento dendro y fuera de la Escuela | da |
| 2474 | PAO1.1 | Paoli, Ugo Enrico | Die Frau im alten Hellas | da |
| 2475 | PAP1.1 | Papahagi, Adrian | Boethiana medievalia | da |
| 2476 | PAP1.2 | Papahagi, Adrian (coordonator) | Vocabularul cartii manuscrise | da |
| 2477 | PAP1.3 | Adrian Papahagi | Wyrd. Ideea destinului în literatura engleză veche | da |
| 2478 | PAP1.4 | Papahagi, Adrian (coord.) | Manuscrisele medievale occidentale din România: Census | da |
| 2479 | PAP2.1 | Papacostea, Cezar | Evolutia Gandirii la Greci: Stefan Zeletin- viata si opera lui | da |
| 2480 | PAP3.1 | Papahagi, Cristina (trad.) | Cântarea despre Guillaume | da |
| 2481 | PAP4.1 | Papadis, Dimitris | Die Seelenlehre bei Alexander von Aphrodisias | da |
| 2482 | PAR1.1 | Parisse, Michel | Manuel de paléographie médiévale | nu |
| 2483 | PAR2.1 | Pareti, Luigi | Il mondo greco-romano | da |
| 2484 | PAR3.1 | Parry, J.; Bloch, M. | Money and the Morality of Exchange | da |
| 2485 | PAR4.1 | Park Katharine | Secrets of Women. Gender, Generation and the Origins of Human Dissection | da |
| 2486 | PAS1.1 | Pasnau, Robert | Theories of cognition in the Later Middle Ages | da |
| 2487 | PAS1.2 | Pasnau, Robert | The Cambridge Translations of Medieval Philosophical Texts | da |
| 2488 | PAS2.1 | Pasalodos Requejo, Sergio | Michele Savonarola y el primer tratado panitaliano de balneis | da |
| 2489 | PAT1.1.1 | Pattin, Adriaan | Miscellanea: I. Liber de Causis | da |
| 2490 | PAT1.1.2 | Pattin, Adriaan | Miscellanea: II. Metafysische thema's en notities | da |
| 2491 | PAT1.1.3 | Pattin, Adriaan | Miscellanea: III. Belangrijke figuren uit het Middleeuwse geestesleven | da |
| 2492 | PAT1.1.4 | Pattin, Adriaan | Miscellanea: IV. Denkers uit Vlaamse gewesten | da |
| 2493 | PAT1.1.5 | Pattin, Adriaan | Miscellanea: V. Sint-Thomas en Aristoteles. Codicologie en filosofische terminologie | da |
| 2494 | PAT1.2#1 | Pattin, Adriaan | Repertorium commentatorium medii aevi in Aristotelem latinorum quae in bibliothecis Belgicis asservantur | da |
| 2495 | PAT1.2#2 | Pattin, Adriaan | Repertorium commentatorium medii aevi in Aristotelem latinorum quae in bibliothecis Belgicis asservantur | da |
| 2496 | PAT2.1 | Patar, Benoit | Dictionnaire des Philosophes medievaux | da |
| 2497 | PAT3.1 | Patocka, Jan | Platon et L'Europe | da |
| 2498 | PAT3.2 | Patocka, Jan | Mişcare, lume, tehnică. Studii fenomenologice | da |
| 2499 | PAU1.1.1 | Pausanias | Graeciae Descriptio, vol. I, lib. I-IV | da |
| 2500 | PAU1.1.2 | Pausanias | Graeciae Descriptio, vol. II, lib. V-VIII | da |
| 2501 | PAU1.1.3 | Pausanias | Graeciae Descriptio, vol. III, lib. IX-X | da |
| 2502 | PAU1.2.2 | Pausanias | Graeciae Descriptio, vol. II, lib. V-VIII | da |
| 2503 | PAU2.1 | Paulus Alexandrinus | Eisagogica | da |
| 2504 | PAU3.1 | Paulus de Worczyn | Glossa in Politicam | da |
| 2505 | PAU4.1 | Paulus Venetus | Logica parva | da |
