APA način citiranja

Heller, D., McCoy, K., & Cunningham, C. (2004). An invisible barrier to integrating HIV primary care with harm reduction services: Philosophical clashes between the harm reduction and medical models. Association of Schools of Public Health.

Čikaški stil citiranja

Heller, Daliah, Kate McCoy, i Chinazo Cunningham. An Invisible Barrier to Integrating HIV Primary Care With Harm Reduction Services: Philosophical Clashes between the Harm Reduction and Medical Models. Association of Schools of Public Health, 2004.

MLA način citiranja

Heller, Daliah, Kate McCoy, i Chinazo Cunningham. An Invisible Barrier to Integrating HIV Primary Care With Harm Reduction Services: Philosophical Clashes between the Harm Reduction and Medical Models. Association of Schools of Public Health, 2004.