Landsberg, Brian K.
Thomson/West, 2007
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Martin J. Adelman, Shubha Ghosh, Amy Landers, Toshiko Takenaka
West, 2011
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Moliterno, James E.
Thomson/West, 2007
Buku Teks
McCaffrey, Stephen C.
Thomson/West, 2009
Buku Teks
Adams, Kristen David
St. Paul, MN : West Group, 2010
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