Coyle, David Cushman, 1887-1969
Rutgers UNiversity Press, 1957
Buku Teks
Huntington, Samuel P.
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Buku Teks
TallBear, Kimberly
University of Minnesota Press, 2013
Buku Teks
Peters, B. Guy
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Buku Teks
Peters, B. Guy
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Buku Teks