Dyfyniad APA

Sen, A. K., & Ahmed, A. (1999). Drug abuse and youth: A psychological Study. Gyan Pub. House.

Dyfyniad Arddull Chicago

Sen, A. K., and Anis Ahmed. Drug Abuse and Youth: A Psychological Study. New Delhi: Gyan Pub. House, 1999.

Dyfyniad MLA

Sen, A. K., and Anis Ahmed. Drug Abuse and Youth: A Psychological Study. Gyan Pub. House, 1999.

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