APA (7th ed.) Citation

Allegrante John P, Thorlindsson Thorolfur, Kristjansson Alfgeir L, & Sigfusdottir Inga D. (2008). Trends in prevalence of substance use among Icelandic adolescents, 1995-2006. BMC.

Chicago Style (17th ed.) Citation

Allegrante John P, Thorlindsson Thorolfur, Kristjansson Alfgeir L, and Sigfusdottir Inga D. Trends in Prevalence of Substance Use Among Icelandic Adolescents, 1995-2006. BMC, 2008.

MLA (9th ed.) Citation

Allegrante John P, et al. Trends in Prevalence of Substance Use Among Icelandic Adolescents, 1995-2006. BMC, 2008.

Warning: These citations may not always be 100% accurate.