APA (7th ed.) Citation

Tiffin, J. (1940). The psychology of normal people. Heath.

Chicago Style (17th ed.) Citation

Tiffin, Joseph. The Psychology of Normal People. Boston: Heath, 1940.

MLA (9th ed.) Citation

Tiffin, Joseph. The Psychology of Normal People. Heath, 1940.

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