Cita APA (7a ed.)
(1993). World Health Statistics Annual 1992 (1. ed.). World Health Organization.
Cita Chicago Style (17a ed.)
World Health Statistics Annual 1992. 1. ed. Geneva: World Health Organization, 1993.
Cita MLA (9a ed.)
World Health Statistics Annual 1992. 1. ed. World Health Organization, 1993.
Precaución: Estas citas no son 100% exactas.