World Fertility Survey & Baum, S. (1974). The World Fertility Survey inventory, major fertility and related surveys conducted in Asia 1960-1973. International Statistical Institute ; World Fertility Survey.
Chicago (17e ed.) BronvermeldingWorld Fertility Survey en Samuel Baum. The World Fertility Survey Inventory, Major Fertility and Related Surveys Conducted in Asia 1960-1973. Voorburg : London: International Statistical Institute ; World Fertility Survey, 1974.
MLA (8e ed.) BronvermeldingWorld Fertility Survey en Samuel Baum. The World Fertility Survey Inventory, Major Fertility and Related Surveys Conducted in Asia 1960-1973. International Statistical Institute ; World Fertility Survey, 1974.
Let op: Deze citaties zijn niet altijd 100% accuraat.