APA Edition Citation

Humphrey, G. . .. (1951). Thinking: An introduction to its experimental psychology. Methuen and Co. Ltd.

Chicago Edition Citation

Humphrey, George. Thinking: An Introduction to Its Experimental Psychology. London: Methuen and Co. Ltd, 1951.

MLA Edition Citation

Humphrey, George. Thinking: An Introduction to Its Experimental Psychology. Methuen and Co. Ltd, 1951.

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