United Nations Population Fund & Marshall, A. (1998). The state of world population 1998: The new generations. UNFPA.
Chicagoスタイル(17版)引用形式United Nations Population Fund , Alex Marshall. The State of World Population 1998: The New Generations. New York: UNFPA, 1998.
MLA(8版)引用形式United Nations Population Fund , Alex Marshall. The State of World Population 1998: The New Generations. UNFPA, 1998.
警告: この引用は必ずしも正確ではありません.