Cita APA

Semple, S. J., Strathdee, S. A., Zians, J., & Patterson, T. L. (2009). Sexual Risk Behavior Associated with Co-administration of Methamphetamine and Other Drugs in a Sample of HIV-positive Men Who Have Sex with Men.

Citación estilo Chicago

Semple, Shirley J., Steffanie A. Strathdee, Jim Zians, y Thomas L. Patterson. Sexual Risk Behavior Associated With Co-administration of Methamphetamine and Other Drugs in a Sample of HIV-positive Men Who Have Sex With Men. 2009.

Cita MLA

Semple, Shirley J., Steffanie A. Strathdee, Jim Zians, y Thomas L. Patterson. Sexual Risk Behavior Associated With Co-administration of Methamphetamine and Other Drugs in a Sample of HIV-positive Men Who Have Sex With Men. 2009.