Walker, C. (1981). Clinical practice of psychology: A guide for mental health professionals. Pergamon.
Tohutoru Kātū Chicago (17th ed.)Walker, C.Eugene. Clinical Practice of Psychology: A Guide for Mental Health Professionals. New York: Pergamon, 1981.
Tohutoro MLA (9th ed.)Walker, C.Eugene. Clinical Practice of Psychology: A Guide for Mental Health Professionals. Pergamon, 1981.
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