APA (7th ed.) Citation

Vaccaro, D., Hirky, A. E., & McNamara, G. (1996). Escalated substance use: A longitudinal grouping analysis from early to middle adolescence. Journal of abnormal psychology, 105(2), 166-180.

Chicago Style (17th ed.) Citation

Vaccaro, Donato, A. Elizabeth Hirky, and Grace McNamara. "Escalated Substance Use: A Longitudinal Grouping Analysis from Early to Middle Adolescence." Journal of Abnormal Psychology 105, no. 2 (1996): 166-180.

MLA (8th ed.) Citation

Vaccaro, Donato, et al. "Escalated Substance Use: A Longitudinal Grouping Analysis from Early to Middle Adolescence." Journal of Abnormal Psychology, vol. 105, no. 2, 1996, pp. 166-180.