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American Political Science Association
> Ralph B. Earle Jr.
Ralph B. Earle Jr.
title
ISBN-13
(ISBN-10)
year of publication
PSI and Political Science: Using the Personalized System of Instruction to Teach American Politics
978-O-915654-O4-8
(O-915654-O4-O)
1975
B*e
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E. J.
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R. B.
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R. E.
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R.J.
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Ralph B.
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Ralph Earle
Ralph B. Edfelt