USA Congress Senate Committee on Labor and Human Resources. (1990). Drug prevention and education: Hearing before the Committee on Labor and Human Resources, United States Senate, 101. Congress, 1. session ... September 26, 1989. Senate hearing.
Chicago-Zitierstil (17. Ausg.)USA Congress Senate Committee on Labor and Human Resources. "Drug Prevention and Education: Hearing Before the Committee on Labor and Human Resources, United States Senate, 101. Congress, 1. Session ... September 26, 1989." Senate Hearing 1990.
MLA-Zitierstil (9. Ausg.)USA Congress Senate Committee on Labor and Human Resources. "Drug Prevention and Education: Hearing Before the Committee on Labor and Human Resources, United States Senate, 101. Congress, 1. Session ... September 26, 1989." Senate Hearing, 1990.