Haupt, A., & Kane, T. T. (1998). The Population Reference Bureau's population handbook (4th international ed.). Population Reference Bureau.
Chicago (17e ed.) BronvermeldingHaupt, Arthur, en Thomas T. Kane. The Population Reference Bureau's Population Handbook. 4th international ed. Washington, DC: Population Reference Bureau, 1998.
MLA (8e ed.) BronvermeldingHaupt, Arthur, en Thomas T. Kane. The Population Reference Bureau's Population Handbook. 4th international ed. Population Reference Bureau, 1998.
Let op: Deze citaties zijn niet altijd 100% accuraat.