Cita APA (7a ed.)

World Fertility Survey & Baum, S. (1974). The World Fertility Survey inventory, major fertility and related surveys conducted in Africa 1960-1973. International Statistical Institute ; World Fertility Survey.

Cita Chicago Style (17a ed.)

World Fertility Survey y Samuel Baum. The World Fertility Survey Inventory, Major Fertility and Related Surveys Conducted in Africa 1960-1973. Voorburg : London: International Statistical Institute ; World Fertility Survey, 1974.

Cita MLA (8a ed.)

World Fertility Survey y Samuel Baum. The World Fertility Survey Inventory, Major Fertility and Related Surveys Conducted in Africa 1960-1973. International Statistical Institute ; World Fertility Survey, 1974.