APA (7th ed.) Citation

Stebbing, L. S. (1939). Thinking to some purpose.

Chicago Style (17th ed.) Citation

Stebbing, L. Susan. Thinking to Some Purpose. London, 1939.

MLA (9th ed.) Citation

Stebbing, L. Susan. Thinking to Some Purpose. 1939.

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