Citazione APA

United Nations. (1970). The measurement of development effort: Study. New York: United Nations.

Stile di citazione Chicago

United Nations. The Measurement of Development Effort: Study. New York: United Nations, 1970.

Citazione MLA

United Nations. The Measurement of Development Effort: Study. New York: United Nations, 1970.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.