1.
図書 |
合衆国商務省センサス局編 ; 鳥居泰彦監訳
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2.
図書 |
by Otis Dudley Duncan and Albert J. Reiss, Jr., for the Social Science Research Council in cooperation with the U.S. Department of Commerce, Bureau of the Census
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3.
図書 |
3. Statistical abstract of the United States : national data book and guide to sources (1878 - 2006)
United States. Bureau of the Census ; United States. Bureau of Foreign and Domestic Commerce
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