Morgan, L. K., & Raper, J. E. (1994). Substance use and abuse - research studies. Journal of addictive diseases, 13(2), 109-121.
Cita Chicago Style (17a ed.)Morgan, L. K., y J. E. Raper. "Substance Use and Abuse - Research Studies." Journal of Addictive Diseases 13, no. 2 (1994): 109-121.
Cita MLA (8a ed.)Morgan, L. K., y J. E. Raper. "Substance Use and Abuse - Research Studies." Journal of Addictive Diseases, vol. 13, no. 2, 1994, pp. 109-121.
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