UNAIDS. (2002). HIV/AIDS counselling, just a phone call away: Four case studies of telephone hotline/helpline projects. UNAIDS.
Cita Chicago Style (17a ed.)UNAIDS. HIV/AIDS Counselling, Just a Phone Call Away: Four Case Studies of Telephone Hotline/helpline Projects. Geneva: UNAIDS, 2002.
Cita MLA (8a ed.)UNAIDS. HIV/AIDS Counselling, Just a Phone Call Away: Four Case Studies of Telephone Hotline/helpline Projects. UNAIDS, 2002.
Precaución: Estas citas no son 100% exactas.