APA (7th ed.) Citation

Marx, M. H., & Hillix, W. A. (1963). Systems and theories in psychology. McGraw-Hill.

Chicago Style (17th ed.) Citation

Marx, Melvin Herman, and William A. Hillix. Systems and Theories in Psychology. New York [etc.]: McGraw-Hill, 1963.

MLA (9th ed.) Citation

Marx, Melvin Herman, and William A. Hillix. Systems and Theories in Psychology. McGraw-Hill, 1963.