APA (7 वां संस्करण) प्रशस्ति पत्र

Corey, G. (1986). Theory and practice of counseling and psychotherapy (3rd edition.). Brooks/Cole.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Corey, Gerald. Theory and Practice of Counseling and Psychotherapy. 3rd edition. Monterey, California: Brooks/Cole, 1986.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Corey, Gerald. Theory and Practice of Counseling and Psychotherapy. 3rd edition. Brooks/Cole, 1986.