APA aipamena

Agrawal, A., Lynskey, M. T., Pergadia, M. L., Bucholz, K. K., Heath, A. C., Martin, N. G., & Madden, P. A. (2008). Early Cannabis Use and DSM-IV Nicotine Dependence: A Twin Study.

Chicago Style aipamena

Agrawal, Arpana, Michael T. Lynskey, Michele L. Pergadia, Kathleen K. Bucholz, Andrew C. Heath, Nicholas G. Martin, and Pamela A.F Madden. Early Cannabis Use and DSM-IV Nicotine Dependence: A Twin Study. 2008.

MLA aipamena

Agrawal, Arpana, et al. Early Cannabis Use and DSM-IV Nicotine Dependence: A Twin Study. 2008.