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761
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762
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763
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764
-
765
-
766Published 1938“…Philadelphia: The American Academy of Political and Social Science…”
TEXT -
767by Simpson, Smith“…Philadelphia: American Academy of Political and Social Science…”
Published 1946
TEXT -
768
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769“…Philadelphia : Institute for the Study of Human Issues, 1982…”
TEXT -
770
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771
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772
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773
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774
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775
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776
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777
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778
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779
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780