Johnston, L. D., O'Malley, P. M., & Bachman, J. G. (1987). National trends in drug use and related factors among American high school students and young adults, 1975 - 1986. DHHS publication.
Chicago Style (17th ed.) CitationJohnston, Lloyd D., Patrick M. O'Malley, and Jerald G. Bachman. "National Trends in Drug Use and Related Factors Among American High School Students and Young Adults, 1975 - 1986." DHHS Publication 1987.
MLA (9th ed.) CitationJohnston, Lloyd D., et al. "National Trends in Drug Use and Related Factors Among American High School Students and Young Adults, 1975 - 1986." DHHS Publication, 1987.
Warning: These citations may not always be 100% accurate.