United Nations Population Fund. (1998). The state of world population: The new generations. UNFPA.
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Chicago Style (17th ed.) Citation
United Nations Population Fund. The State of World Population: The New Generations. New York: UNFPA, 1998.
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MLA引文
United Nations Population Fund. The State of World Population: The New Generations. UNFPA, 1998.
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警告：這些引文格式不一定是100％准確.