Cita APA (7th ed.)
Patterson, C. H., & Watkins, C. E. (1973). Theories of counseling and psychotherapy. Harper Collins.
Cita Chicago (17th ed.)
Patterson, C. H., i C. Edward Watkins. Theories of Counseling and Psychotherapy. New York: Harper Collins, 1973.
Cita MLA (9th ed.)
Patterson, C. H., i C. Edward Watkins. Theories of Counseling and Psychotherapy. Harper Collins, 1973.
Atenció: Aquestes cites poden no estar 100% correctes.