APA (7th ed.) Citation
Patterson, C. H., & Watkins, C. E. (1973). Theories of counseling and psychotherapy. Harper Collins.
Chicago Style (17th ed.) Citation
Patterson, C. H., and C. Edward Watkins. Theories of Counseling and Psychotherapy. New York: Harper Collins, 1973.
MLA (9th ed.) Citation
Patterson, C. H., and C. Edward Watkins. Theories of Counseling and Psychotherapy. Harper Collins, 1973.
Warning: These citations may not always be 100% accurate.