Joint United Nations Programme on HIV, AIDS. (2003). HIV/AIDS Counselling, Just a Phone Call Away: Four Case Studies of Telephone Hotline/Helpline Projects. World Health Organization.
Chicago-Zitierstil (17. Ausg.)Joint United Nations Programme on HIV, AIDS. HIV/AIDS Counselling, Just a Phone Call Away: Four Case Studies of Telephone Hotline/Helpline Projects. Geneva: World Health Organization, 2003.
MLA-Zitierstil (9. Ausg.)Joint United Nations Programme on HIV, AIDS. HIV/AIDS Counselling, Just a Phone Call Away: Four Case Studies of Telephone Hotline/Helpline Projects. World Health Organization, 2003.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.