United Nations. Department of Economic and Social Affairs. Triennial report on water resources development. [s.n.].
Chicagoスタイル(17版)引用形式United Nations. Department of Economic and Social Affairs. Triennial Report on Water Resources Development. New York: [s.n.].
MLA(9版)引用形式United Nations. Department of Economic and Social Affairs. Triennial Report on Water Resources Development. [s.n.].
警告: この引用は必ずしも正確ではありません.