APA (7th ed.) Citation

KS, K., C, G., KC, J., MC, N., & CA, P. (2005). Genetic and environmental influences on illicit drug use and tobacco use across birth cohorts. Psychological Medicine, 35(9), 1349. https://doi.org/10.1017/s0033291705004964

Chicago Style (17th ed.) Citation

KS, Kendler, Gardner C, Jacobson KC, Neale MC, and Prescott CA. "Genetic and Environmental Influences on Illicit Drug Use and Tobacco Use Across Birth Cohorts." Psychological Medicine 35, no. 9 (2005): 1349. https://doi.org/10.1017/s0033291705004964.

MLA (9th ed.) Citation

KS, Kendler, et al. "Genetic and Environmental Influences on Illicit Drug Use and Tobacco Use Across Birth Cohorts." Psychological Medicine, vol. 35, no. 9, 2005, p. 1349, https://doi.org/10.1017/s0033291705004964.

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