USA, Congress, House of Representatives, Select Committee on Narcotics Abuse and Control, & USA Congress House of Representatives Select Committee on Narcotics Abuse and Control. (1987). Drug abuse in the workplace: Hearing before the Select Committee on Narcotics Abuse and Control, House of Representatives, Ninety-ninth Congress, second session, May 7, 1986. U.S. G.P.O.
Cita Chicago Style (17a ed.)USA, Congress, House of Representatives, Select Committee on Narcotics Abuse and Control, y USA Congress House of Representatives Select Committee on Narcotics Abuse and Control. Drug Abuse in the Workplace: Hearing Before the Select Committee on Narcotics Abuse and Control, House of Representatives, Ninety-ninth Congress, Second Session, May 7, 1986. Washington: U.S. G.P.O, 1987.
Cita MLA (8a ed.)USA, Congress, House of Representatives, Select Committee on Narcotics Abuse and Control, y USA Congress House of Representatives Select Committee on Narcotics Abuse and Control. Drug Abuse in the Workplace: Hearing Before the Select Committee on Narcotics Abuse and Control, House of Representatives, Ninety-ninth Congress, Second Session, May 7, 1986. U.S. G.P.O, 1987.