Cita APA (7a ed.)

Preston, J., & Johnson, J. (2001). Clinical psychopharmacology made ridiculously simple (4th ed.). Medmaster.

Cita Chicago Style (17a ed.)

Preston, John, y James Johnson. Clinical Psychopharmacology Made Ridiculously Simple. 4th ed. Miami, FL: Medmaster, 2001.

Cita MLA (9a ed.)

Preston, John, y James Johnson. Clinical Psychopharmacology Made Ridiculously Simple. 4th ed. Medmaster, 2001.