1.
雑誌 |
U.S. Department of Health, Education and Welfare. Social Security Administration
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2.
雑誌 |
American Association on Mental Deficiency
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3.
図書 |
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4.
図書 |
School of Public Affairs, Princeton University
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5.
雑誌 |
University of London
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6.
雑誌 |
American Society for Public Administration
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7.
雑誌 |
City College of the City University of New York
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8.
図書 |
Econometric Society
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