APA (7th ed.) Citation

Sahakian, W. S. (1975). History and systems of psychology. Schenkman Pub. Co. ; distributed by Halsted Press.

Chicago Style (17th ed.) Citation

Sahakian, William S. History and Systems of Psychology. [Cambridge, Mass.] : New York: Schenkman Pub. Co. ; distributed by Halsted Press, 1975.

MLA (8th ed.) Citation

Sahakian, William S. History and Systems of Psychology. Schenkman Pub. Co. ; distributed by Halsted Press, 1975.