APA (7th ed.) Citation

Knowles, D. (1993). The evolution of medieval thought (2. ed., 3. impression.). Longman.

Chicago Style (17th ed.) Citation

Knowles, David. The Evolution of Medieval Thought. 2. ed., 3. impression. London [u.a.]: Longman, 1993.

MLA (8th ed.) Citation

Knowles, David. The Evolution of Medieval Thought. 2. ed., 3. impression. Longman, 1993.