United Nations. Department of International Economic and Social Affairs. (1990). Patterns of first marriage: Timing and prevalence. United Nations.
Chicagoスタイル(17版)引用形式United Nations. Department of International Economic and Social Affairs. Patterns of First Marriage: Timing and Prevalence. New York: United Nations, 1990.
MLA(9版)引用形式United Nations. Department of International Economic and Social Affairs. Patterns of First Marriage: Timing and Prevalence. United Nations, 1990.
警告: この引用は必ずしも正確ではありません.