Kirn, Elaine
McGraw-Hill , 1990
Buku Teks
Anderson, W.M. (Wendy M.)
Wiley Publishing , 2013
Buku Teks
Drummond, Gordon
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Buku Teks
Ehrlich, Eugene, editor
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Buku Teks
Huddleston, Rodney
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Buku Teks