APA (7th ed.) Citation

Knowles, D. (1963). The evolution of medieval thought (2nd.). Longmans.

Chicago Style (17th ed.) Citation

Knowles, David. The Evolution of Medieval Thought. 2nd. Longmans, 1963.

MLA (9th ed.) Citation

Knowles, David. The Evolution of Medieval Thought. 2nd. Longmans, 1963.

Warning: These citations may not always be 100% accurate.