APA (7 वां संस्करण) प्रशस्ति पत्र
Corey, G. (2021). Theory and practice of counseling and psychotherapy (10th ed.). Cengage Learning.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Corey, Gerald. Theory and Practice of Counseling and Psychotherapy. 10th ed. Australia: Cengage Learning, 2021.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Corey, Gerald. Theory and Practice of Counseling and Psychotherapy. 10th ed. Cengage Learning, 2021.
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