Cita APA (7a ed.)

Valzelli, L. (1973). Psychopharmacology: An introduction to experimental and clinical principles. Spectrum Publications; distributed by Halsted Press Division, Wiley, New York.

Cita Chicago Style (17a ed.)

Valzelli, L. Psychopharmacology: An Introduction to Experimental and Clinical Principles. Flushing, N.Y.: Spectrum Publications; distributed by Halsted Press Division, Wiley, New York, 1973.

Cita MLA (8a ed.)

Valzelli, L. Psychopharmacology: An Introduction to Experimental and Clinical Principles. Spectrum Publications; distributed by Halsted Press Division, Wiley, New York, 1973.