APA (7e ed.) Bronvermelding

United Nations. Statistical Office. (1949). Population census handbook. [s.n.].

Chicago (17e ed.) Bronvermelding

United Nations. Statistical Office. Population Census Handbook. Lake Success, N. Y: [s.n.], 1949.

MLA (9e ed.) Bronvermelding

United Nations. Statistical Office. Population Census Handbook. [s.n.], 1949.

Let op: Deze citaties zijn niet altijd 100% accuraat.