APA (7th ed.) Citation

(2013). Marijuana: Facts for teens ([Revised] July 2013.). National Institute on Drug Abuse, National Institutes of Health.

Chicago Style (17th ed.) Citation

Marijuana: Facts for Teens. [Revised] July 2013. [Bethesda, Md.]: National Institute on Drug Abuse, National Institutes of Health, 2013.

MLA (9th ed.) Citation

Marijuana: Facts for Teens. [Revised] July 2013. National Institute on Drug Abuse, National Institutes of Health, 2013.