APA (7th ed.) Citation

Clark, W. G., Del Giudice, J., & Aden, G. C. (1978). Principles of psychopharmacology (Second edition.). Academic Press.

Chicago Style (17th ed.) Citation

Clark, William G., Joseph Del Giudice, and Gary C. Aden. Principles of Psychopharmacology. Second edition. New York: Academic Press, 1978.

MLA (9th ed.) Citation

Clark, William G., et al. Principles of Psychopharmacology. Second edition. Academic Press, 1978.