APA
World Health Organization, . (1988). Guidelines for nursing management of people infected with human immunodeficiency virus(HIV). World Health Organization, Geneva: .
Chicago
World Health Organization, . 1988. Guidelines for nursing management of people infected with human immunodeficiency virus(HIV). World Health Organization, Geneva: .
Harvard
World Health Organization, . (1988). Guidelines for nursing management of people infected with human immunodeficiency virus(HIV). World Health Organization, Geneva: .
MLA
World Health Organization, . Guidelines for nursing management of people infected with human immunodeficiency virus(HIV). World Health Organization, Geneva: . 1988.