APA (7 वां संस्करण) प्रशस्ति पत्र

Denning, P., & Little, J. (2012). Practicing harm reduction psychotherapy: An alternative approach to addictions (2nd ed.). Guilford Press.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Denning, Patt, और Jeannie Little. Practicing Harm Reduction Psychotherapy: An Alternative Approach to Addictions. 2nd ed. New York: Guilford Press, 2012.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Denning, Patt, और Jeannie Little. Practicing Harm Reduction Psychotherapy: An Alternative Approach to Addictions. 2nd ed. Guilford Press, 2012.

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