APA (7e ed.) Bronvermelding

Não informado. (1969). Journal of Development Planning. United Nations, Department of Economic and Social Affairs.

Chicago (17e ed.) Bronvermelding

Não informado. Journal of Development Planning. New York: United Nations, Department of Economic and Social Affairs, 1969.

MLA (8e ed.) Bronvermelding

Não informado. Journal of Development Planning. United Nations, Department of Economic and Social Affairs, 1969.

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