Tohutoro APA (7th ed.)

Sperling, A. P. (1957). Psychology made simple: A comprehensive course for ... Doubleday & Co..

Tohutoru Kātū Chicago (17th ed.)

Sperling, Abraham P. Psychology Made Simple: A Comprehensive Course for ... Garden City: Doubleday & Co., 1957.

Tohutoro MLA (9th ed.)

Sperling, Abraham P. Psychology Made Simple: A Comprehensive Course for ... Doubleday & Co., 1957.