Cita APA

Walker, C. E., & Walker, C. E. (1981). Clinical practice of psychology: A guide for mental health professionals. New York, New York: Pergamon.

Citación estilo Chicago

Walker, Clarence Eugene, y Clarence Eugene Walker. Clinical Practice of Psychology: A Guide for Mental Health Professionals. New York, New York: Pergamon, 1981.

Cita MLA

Walker, Clarence Eugene, y Clarence Eugene Walker. Clinical Practice of Psychology: A Guide for Mental Health Professionals. New York, New York: Pergamon, 1981.