World Health Organization. (2007). Scalling up Antiretroviral Treatment. World Health Organization.
Citazione stile Chigago Style (17a edizione)World Health Organization. Scalling Up Antiretroviral Treatment. New Delhi: World Health Organization, 2007.
Citatione MLA (8a ed.)World Health Organization. Scalling Up Antiretroviral Treatment. World Health Organization, 2007.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.