Office of National Drug Control Policy. (2011). 2010 Monitoring the Future Reveals Troubling Trends, Particularly Among 8th Graders, in Drug Use and Perceptions of Drugs’ Harms. Executive Office of the President.
Cita Chicago Style (17a ed.)Office of National Drug Control Policy. 2010 Monitoring the Future Reveals Troubling Trends, Particularly Among 8th Graders, in Drug Use and Perceptions of Drugs’ Harms. Executive Office of the President, 2011.
Cita MLA (9a ed.)Office of National Drug Control Policy. 2010 Monitoring the Future Reveals Troubling Trends, Particularly Among 8th Graders, in Drug Use and Perceptions of Drugs’ Harms. Executive Office of the President, 2011.
Precaución: Estas citas no son 100% exactas.