Sperling, A. P. (1957). Psychology made simple: A comprehensive course for ... Doubleday & Co..
芝加哥风格引文Sperling, Abraham P. Psychology Made Simple: A Comprehensive Course for ... Garden City: Doubleday & Co., 1957.
MLA引文Sperling, Abraham P. Psychology Made Simple: A Comprehensive Course for ... Doubleday & Co., 1957.
警告：这些引文格式不一定是100％准确.