APA citiranje

Lopez, M. F., Compton, W. M., & Volkow, N. D. (2009). Changes in Cigarette and Illicit Drug Use Among US Teenagers.

Citação norma Chicago

Lopez, Marsha F., Wilson M. Compton, and Nora D. Volkow. Changes in Cigarette and Illicit Drug Use Among US Teenagers. 2009.

MLA citiranje

Lopez, Marsha F., Wilson M. Compton, and Nora D. Volkow. Changes in Cigarette and Illicit Drug Use Among US Teenagers. 2009.