National Institute on Drug Abuse. (2005). Prescription Drugs Abuse and Addiction. United States Department of Health and Human Services, National Institutes of Health.
Cita Chicago Style (17a ed.)National Institute on Drug Abuse. Prescription Drugs Abuse and Addiction. United States Department of Health and Human Services, National Institutes of Health, 2005.
Cita MLA (9a ed.)National Institute on Drug Abuse. Prescription Drugs Abuse and Addiction. United States Department of Health and Human Services, National Institutes of Health, 2005.
Precaución: Estas citas no son 100% exactas.