أهم مصادر الكتاب
STACE | (1) A Gritical History of Greek Philosophy. |
وكان عليه أكبر اعتمادنا، ومنه أكثر اقتباسنا | |
ZELLER | (2) Outline of Greek Philosophy. |
ERDMANN | (3) History of Philosophy. |
DURANT | (4) A Story of Philosophy. |
BURNET | (5) Greek Philosophy. |
BENN | (6) History of Ancient Philosophy. |
A. E, BAKER | (7) How to understand Philosophy. |
LUDWIG NOIRÉ | (8) Development of Philosophic thought from Thales to Kant. |
DRESSER | (9) History of Ancient and Medieval Philosophy. |