| 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 |
| 336 | ART1.1 | | Arts Liberaux et Philosophie au Moyen Age | da |
| 337 | ART2.1 | Artemidorus Daldianus | Onirocriticon libri V | da |
| 338 | ART3.1 | Artz, Frederick B. | The mind of the Middle Ages | da |
| 339 | ASC1.1 | Quintus Asconius Pedianus | Orationum Ciceronis quinque ennaratio | da |
| 340 | ATH1.1 | Athanasius | Vier Reden gegen die Arianer; Vier Briefe an Serapion; etc. (I Band) | da |
