ebrary, Inc, & Ryan, M. M. (2011). Vital statistics of the United States: Births, life expectancy, deaths, and selected health data. 2010 (4th ed.). Bernan Press.
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Chicago Style (17th ed.) Citation
ebrary, Inc, and Mary Meghan Ryan. Vital Statistics of the United States: Births, Life Expectancy, Deaths, and Selected Health Data. 2010. 4th ed. Lanham, Md.: Bernan Press, 2011.
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MLA引文
ebrary, Inc, and Mary Meghan Ryan. Vital Statistics of the United States: Births, Life Expectancy, Deaths, and Selected Health Data. 2010. 4th ed. Bernan Press, 2011.
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警告：這些引文格式不一定是100％准確.