Gateways to democracy : an introduction to American government : the essentials
by John G. Geer [and others]
Wadsworth and Cengage Learning, 2012
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Ogg, Frederic Austin, 1878-1951
Introduction to American government
Appleton-Century-Crofts, 1951
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Coon, Dennis
Introduction to psychology: gateways to mind and behavior
Wadsworth , 2001
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Coon, Dennis
Introduction to psychology : gateways to mind and behavior
MA Cengage Learning, 2016
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Dell, J. A.
The gateways of knowledge : an introduction to the study of the senses
Univ. Press , 2013
 Buku Teks SO