APA aipamena

DeBeck, K., Kerr, T., Li, K., Fischer, B., Buxton, J., Montaner, J., & Wood, E. (2009). Smoking of crack cocaine as a risk factor for HIV infection among people who use injection drugs. Canadian Medical Association.

Chicago Style aipamena

DeBeck, Kora, Thomas Kerr, Kathy Li, Benedikt Fischer, Jane Buxton, Julio Montaner, and Evan Wood. Smoking of Crack Cocaine As a Risk Factor for HIV Infection Among People Who Use Injection Drugs. Canadian Medical Association, 2009.

MLA aipamena

DeBeck, Kora, et al. Smoking of Crack Cocaine As a Risk Factor for HIV Infection Among People Who Use Injection Drugs. Canadian Medical Association, 2009.