Cita APA (7a ed.)

Powell, D. J. (2004). Clinical supervision in alcohol and drug abuse counseling: Principles, models, methods ([Rev. ed.].). Jossey-Bass.

Cita Chicago Style (17a ed.)

Powell, David J. Clinical Supervision in Alcohol and Drug Abuse Counseling: Principles, Models, Methods. [Rev. ed.]. San Francisco, Calif: Jossey-Bass, 2004.

Cita MLA (8a ed.)

Powell, David J. Clinical Supervision in Alcohol and Drug Abuse Counseling: Principles, Models, Methods. [Rev. ed.]. Jossey-Bass, 2004.