World Health Organization. (1988). AIDS, Prevention and Control. World health Organization.
Chicago-referens (17:e uppl.)World Health Organization. AIDS, Prevention and Control. : World health Organization, 1988.
MLA-referens (9:e uppl.)World Health Organization. AIDS, Prevention and Control. World health Organization, 1988.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.