Cita APA (7a ed.)
(1985). World health statistics annual 1985 (1. ed.). World Health Organization.
Cita Chicago Style (17a ed.)
World Health Statistics Annual 1985. 1. ed. Genéve: World Health Organization, 1985.
Cita MLA (9a ed.)
World Health Statistics Annual 1985. 1. ed. World Health Organization, 1985.
Precaución: Estas citas no son 100% exactas.