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Industry and Occupation Data from the 1960 Census
Richard A. PrindleMaryland Young Pennell
其他書名
By State
出版U.S. Department of Health, Education and Welfare, Public Health Service, Division of Public Health Methods, 1963
URLhttp://books.google.com.hk/books?id=dPBg3-5hgoIC&hl=&source=gbs_api
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