USA National Commission on Drug-Free Schools. (1990). Toward a drug-free generation: A nation's responsibility; final report. US Gov.Print.Off.
Cita Chicago Style (17a ed.)USA National Commission on Drug-Free Schools. Toward a Drug-free Generation: A Nation's Responsibility; Final Report. Washington, DC: US Gov.Print.Off, 1990.
Cita MLA (9a ed.)USA National Commission on Drug-Free Schools. Toward a Drug-free Generation: A Nation's Responsibility; Final Report. US Gov.Print.Off, 1990.
Precaución: Estas citas no son 100% exactas.