APA (7th ed.) Citation

Wolman, B. B., & Murphy, G. (1960). Contemporary theories and systems in psychology. Harper.

Chicago Style (17th ed.) Citation

Wolman, Benjamin B., and Gardner Murphy. Contemporary Theories and Systems in Psychology. New York: Harper, 1960.

MLA (8th ed.) Citation

Wolman, Benjamin B., and Gardner Murphy. Contemporary Theories and Systems in Psychology. Harper, 1960.