Cita APA

Koenig, S. P., Riviere, C., Leger, P., Severe, P., Atwood, S., Fitzgerald, D. W., . . . Schackman, B. R. (2008). The cost of antiretroviral therapy in Haiti. BioMed Central.

Chicago Style Citation

Koenig, Serena P., Cynthia Riviere, Paul Leger, Patrice Severe, Sidney Atwood, Daniel W. Fitzgerald, Jean W. Pape, i Bruce R. Schackman. The Cost of Antiretroviral Therapy in Haiti. BioMed Central, 2008.

Cita MLA

Koenig, Serena P., et al. The Cost of Antiretroviral Therapy in Haiti. BioMed Central, 2008.