APA (7th ed.) Citation

Marx, M. H., & Cronan-Hillix, W. A. (1987). Systems and theories in psychology (4nd ed.). McGraw-Hill Book.

Chicago Style (17th ed.) Citation

Marx, Melvin Herman, and William A. Cronan-Hillix. Systems and Theories in Psychology. 4nd ed. New York: McGraw-Hill Book, 1987.

MLA (8th ed.) Citation

Marx, Melvin Herman, and William A. Cronan-Hillix. Systems and Theories in Psychology. 4nd ed. McGraw-Hill Book, 1987.