APA (7th ed.) Citation

MARX, M. H., & CRONAN-HILLIX, W. (1987). Systems and theories in psychology.-- Ed.4. McGraw-Hill Book.

Chicago Style (17th ed.) Citation

MARX, Melvin H., and W.A CRONAN-HILLIX. Systems and Theories in Psychology.-- Ed.4. New York: McGraw-Hill Book, 1987.

MLA (9th ed.) Citation

MARX, Melvin H., and W.A CRONAN-HILLIX. Systems and Theories in Psychology.-- Ed.4. McGraw-Hill Book, 1987.