APA
Global Initiative on Primary Prevention of Substance Abuse, . (2006). Monitoring and evaluating youth substance abuse prevention programs [PDF]. Vienna: United Nations.
Chicago
Global Initiative on Primary Prevention of Substance Abuse, . 2006. Monitoring and evaluating youth substance abuse prevention programs [PDF]. Vienna: United Nations.
Harvard
Global Initiative on Primary Prevention of Substance Abuse, . (2006). Monitoring and evaluating youth substance abuse prevention programs [PDF]. Vienna: United Nations.
MLA
Global Initiative on Primary Prevention of Substance Abuse, . Monitoring and evaluating youth substance abuse prevention programs [PDF]. Vienna: United Nations. 2006.
E-bron