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" But, little is known at the local, state, or national level about what approach works best or how effectively the various H v programs and curricula reduce or prevent drug and alcohol abuse among students. "
Drug Education: School-based Programs Seen as Useful But Impact Unknown ... - Página 1
por United States. General Accounting Office - 1990 - 29 páginas
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Hearing on the Reauthorization of the Drug Free School and ..., Volumen4

United States, United States. Congress. House. Committee on Education and Labor. Subcommittee on Select Education and Civil Rights - 1993 - 123 páginas
...we reviewed what school districts were doing under the act in 1988-89 and concluded that little was known at the local, state, or national level about...approach works best or how effectively the various programs and curricula 'Funds are distributed annually to the states via the state education agency...
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