United Nations. Department of International Economic and Social Affairs. Population Division. (1987). A Comparative evaluation of data quality in thirty-eight world fertility surveys. United Nations.
Chicagoスタイル(17版)引用形式United Nations. Department of International Economic and Social Affairs. Population Division. A Comparative Evaluation of Data Quality in Thirty-eight World Fertility Surveys. New York: United Nations, 1987.
MLA(9版)引用形式United Nations. Department of International Economic and Social Affairs. Population Division. A Comparative Evaluation of Data Quality in Thirty-eight World Fertility Surveys. United Nations, 1987.
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