USA Congress House of Representatives Select Committee on Narcotics Abuse and Control. (1979). The scope of drug abuse in Puerto Rico - supply and demand reduction: Hearings before the Select Committee on Narcotics Abuse and Control, House of Representatives, Ninety-sixth Congress, first session, april 19, 20, and 21, 1979. U.S. Govt. Print. Off.
Cita Chicago Style (17a ed.)USA Congress House of Representatives Select Committee on Narcotics Abuse and Control. The Scope of Drug Abuse in Puerto Rico - Supply and Demand Reduction: Hearings Before the Select Committee on Narcotics Abuse and Control, House of Representatives, Ninety-sixth Congress, First Session, April 19, 20, and 21, 1979. Washington, D.C: U.S. Govt. Print. Off, 1979.
Cita MLA (9a ed.)USA Congress House of Representatives Select Committee on Narcotics Abuse and Control. The Scope of Drug Abuse in Puerto Rico - Supply and Demand Reduction: Hearings Before the Select Committee on Narcotics Abuse and Control, House of Representatives, Ninety-sixth Congress, First Session, April 19, 20, and 21, 1979. U.S. Govt. Print. Off, 1979.