1.
図書 |
John M. Levy
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2.
図書 |
edited by Roger W. Caves
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3.
図書 |
John M. Levy
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4.
図書 |
Anthony Downs
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5.
図書 |
Albert N. Cousins, Hans Nagpaul
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6.
図書 |
Howard P. Chudacoff
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7.
図書 |
Leo F. Schnore
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8.
図書 |
F. Stuart Chapin, Jr., and Shirley F. Weiss, editors
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