APA (7th ed.) Citation

Craig, R. C. (1966). The psychology of learning in the classroom. MacMillan [etc.].

Chicago Style (17th ed.) Citation

Craig, Robert C. The Psychology of Learning in the Classroom. New York [etc.]: MacMillan [etc.], 1966.

MLA (9th ed.) Citation

Craig, Robert C. The Psychology of Learning in the Classroom. MacMillan [etc.], 1966.