Cita APA (7a ed.)

Johnston, L., Schulenberg, J. E., Bachman, J., & O'Malley, P. (2010). Monitoring the Future National Results on Adolescent Drug Use: Overview of Key Findings, 2009. National Institute on Drug Abuse.

Cita Chicago Style (17a ed.)

Johnston, L.D, J. E. Schulenberg, J.G Bachman, y P.M O'Malley. Monitoring the Future National Results on Adolescent Drug Use: Overview of Key Findings, 2009. [Erscheinungsort nicht ermittelbar]: National Institute on Drug Abuse, 2010.

Cita MLA (9a ed.)

Johnston, L.D, et al. Monitoring the Future National Results on Adolescent Drug Use: Overview of Key Findings, 2009. National Institute on Drug Abuse, 2010.