| 2381 | IOH1.1 | Johannis de Nova Domo | Tractatus de esse et essentia | da |
| 2382 | BUR4.4 | John Buridan | John Buridan: Sophisms on meaning and truth | da |
| 2383 | SCO1.11 | John Duns Scotus | On being and cognition: Ordinatio 1.3 | da |
| 2384 | OAK1.1 | John H. Oakley andd Rebecca H. Sinos | The Wedding in Ancient Athens | nu |
| 2385 | SAL2.5 | John of Salisbury | Policraticus. The Stateman's Book | da |
| 2386 | WYC1.1 | John Wycliff | On Universals | da |
| 2387 | WYC1.2 | John Wycliff, Ivan J. Mueller (ed.) | Tractatus de universalibus | da |
| 2388 | JOL1.8 | Jolivet, Jean | Abelard ou la philosophie dans le langage | da |
| 2389 | JOL1.3 | Jolivet, Jean | Résumés des conférences et travaux | da |
| 2390 | JOL1.4 | Jolivet, Jean | Abelard: artele limbajului si teologia | nu |
| 2391 | JOL1.1 | Jolivet, Jean | Translationes studiorum. Studii de filosofie medievala araba si latina | da |
| 2392 | JOL1.2 | Jolivet, Jean | Arts du langage et théologie chez Abélard | da |
| 2393 | JOL1.5 | Jolivet, Jean | Perspectives médiévales et arabes | da |
| 2394 | JOL1.7 | Jolivet, Jean (ed.) | Multiple Averroes | da |
| 2395 | JON1.1 | Jones, W.T. | The medieval mind | da |
| 2396 | JOR1.1 | Jordan von Quedlinburg | Postillae et Sermones | da |
| 2397 | BAR8.1 | José Pablo Barragán Nieto | El De secretis mulierum atribuido a Alberto Magno. Estudio, edición crítica y traducción | nu |
| 2398 | ZAB1.1 | Joseph Ibn Zabara | Le Livre de Délices | da |
| 2399 | ANN2.1 | Julia Annas | Platonic Ethics. Old and New | da |
| 2400 | JUL1.1 | Julia, Didier | Dictionnaire de la philosophie | da |
| 2401 | JUN1.1 | Jung-Palczewska, Elzbieta | Prima verba. Krakowskie mowy uniwersyteckie | da |
| 2402 | ELL1.1 | K. Elliger; W. Rudolph (eds.) et al. | [Torah, Neviʾim u-Khetuvim]. Biblia Hebraica Stuttgartensia | nu |
| 2403 | KAG1.1 | Kagan, Donald (ed.) | Studies in the Greek Historians | da |
| 2404 | KAL2.1 | Kalhous, David | Anatomy of a duchy. The political and ecclesiastical structures of early Přemyslid Bohemia | da |
| 2405 | KAL1.4 | Kaluza, Zenon | Nicolas d'Autrecourt, ami de la verite | nu |
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