APA (7 वां संस्करण) प्रशस्ति पत्र
Corey, G. (1996). Theory and practice of counselling and psychotherapy (5th.ed.). Brooks/Cole.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Corey, Gerald. Theory and Practice of Counselling and Psychotherapy. 5th.ed. Pacific Grove: Brooks/Cole, 1996.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Corey, Gerald. Theory and Practice of Counselling and Psychotherapy. 5th.ed. Brooks/Cole, 1996.
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