White, C. Langdon
Regional geography of Anglo-America
Prentice-Hall, 1943
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Bryson, Bill
I'm a stranger here myself : notes on returning to America after twenty years away
Broadway Books, 2000
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Birdsall, Stephen S.
Garis besar geografi Amerika = Regional landscape of the United State of America and Canada
John Wiley & Sons, 1992
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Abroad in America : visitors to the new nation, 1776-1914 / edited by Marc Pachter
Addison-Wesley, 1976
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America : a celebration of the United States
Rand McNally and Company.
Rand Mcnally & Company, 2006
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