APA (7e ed.) Bronvermelding

Não informado. (1975). Draper world population fund report. Population Crisis Committee.

Chicago (17e ed.) Bronvermelding

Não informado. Draper World Population Fund Report. Washington: Population Crisis Committee, 1975.

MLA (8e ed.) Bronvermelding

Não informado. Draper World Population Fund Report. Population Crisis Committee, 1975.

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