| 976 | CON1.1 | Guillelmus de Conchis (Guillaume de Conches) | Dragmaticon Philosophiae; Summa de philosophia in vulgari | da |
| 977 | CON1.2 | Obrist, Barbara; Caiazzo, Irene (eds.) | Guillaume de Conches: Philosophie et science au XIIe siècle | da |
| 978 | CON1.3 | Guillelmus de Concis | Glosae super Boethium | da |
| 979 | CON1.4 | Guillelmus de Conchis (Guillaume de Conches) | Glosae super Platonem | da |
| 980 | CON2.1 | Connelly, Joan Breton | Portrait of a priestess : women and ritual in ancient Greece | da |
| 981 | COP1.1 | Nicolaus Copernic | La struttura del cosmo | da |
| 982 | COP2.1 | Copleston, Frederick | A History of Philosophy. Vol. I: Greece and Rome | da |
| 983 | COP2.2 | Copleston, Frederick | A History of Philosophy. Vol. II: Augustine to Scotus | da |
| 984 | COP2.3 | Copleston, Frederick | A History of Philosophy. Vol. III: Ockham to Suárez | da |
| 985 | COP2.4 | Copleston, Frederick | Medieval Philosophy | da |
| 986 | COR1.1 | Corbin, Michel | Saint Anselme | da |
| 987 | COR1.2 | Corbin, Michel | Le chemin de la theologie chez Thomas d'Aquin | da |
| 988 | COR1.3 | Corbin Michel | La doctrine augustinienne de la Trinité | da |
| 989 | COR2.1 | Corte, Marcel de | La doctrine de l'intelligence chez Aristote | da |
| 990 | COR3.1 | Cornford, Francis M. | Plato's Theory of Knowledge (The Theaetetus and the Sophist) | da |
| 991 | COR4.1 | Cornea, Andrei | Scriere si oralitate in cultura antica - Cazul Platon | da |
| 992 | COR5.1 | Corbin, Henry | L'homme et son ange | da |
| 993 | COR6.1 | Theophile Corydalee | Commentaire a la Metaphysique | da |
| 994 | COR6.2 | Theophile Corydalee | Introduction a la logique | da |
| 995 | COS1.1 | Pseudo-Aristotel | Liber de causis | da |
| 996 | COS2.1#1 | Costa, Iacopo | Anonymi artium magistri Questiones super librum ethicorum Aristotelis | da |
| 997 | COS2.1#2 | Costa, Iacopo | Anonymi artium magistri Questiones super librum ethicorum Aristotelis | da |
| 998 | COS2.2 | Costa, Iacopo (ed.) | Le 'questiones' di Radulfo Brito sull’ « Etica Nicomachea » | da |
| 999 | COU1.1 | Couloubaritsis, Lambros | La Phisique d'Aristote | da |
| 1000 | COU1.2 | Couloubaritsis, Lambros | Histoire de la philosophie ancienne et medievale : figures illustres | da |
