| 326 | ARI3.1 | Aristides Quintilianus | De musica | da |
| 327 | ARM1.1 | Armstrong, A. H. | Arhitectura universului inteligibil in filosofia lui Plotin | nu |
| 328 | ARM1.2 | Armstrong, A. H. | L'architecture de l'univers intelligible dans la philosophie de Plotin: une étude analytique et historique | da |
| 329 | ARN1.1 | Arnaldez, Roger | Fakhr al-Dîn al-Râzî | da |
| 330 | ARN2.1 | Hans von Arnim (ed.) | Fragmentele stoicilor vechi | da |
| 331 | ARN3.1 | Jóhann Páll Árnason; Björn Wittrock | Eurasian transformations, tenth to thirteenth centuries. Crystallizations, divergences, renaissances | da |
| 332 | ARN4.1 | Arnaldus de Villanova, Michael R. McVaugh (ed.) | Arnaldi de Villanova Opera medica omnia, v. 2, Tractatus de humido radicali | da |
| 333 | ARN5.1 | Arnzen, Rüdiger; Thielmann, Jörn | Words, texts and concepts cruising the Mediterranean Sea | da |
| 334 | ARO1.1 | Arosio, Marco | Aristotelismo e Teologia da Alessandro di Hales a San Bonaventura | da |
| 335 | ARO2.1 | Aron, Raymond | Introduction à la philosophie de l`historire | da |
