Wilder
This Is America's story
Gramedia, 1956
 Buku Teks
Harlow, Ralph Volney
Story of America
Holt, Rinehart and Winston,Inc, 1964
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Bailey, Thomas Andrew, 1902-1983
America faces Russia
Cornell University Press, 1950
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LaFeber, Walter
America, Russia, and the cold war, 1945-2006
McGraw-Hill, 2008
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Churchill, Anthony
Road user charges in central America
The Johns Hopkins University , 1972
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