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Kluwer, 2008
Buku Teks
Salacuse, Jeswald W.
Century Business, 1992
Buku Teks
Harris, Charles Edison
Van Nostrand Reinhold, 1983
Buku Teks
Cellich, Claude, author
Business Expert Press, 2012
Buku Teks
Moran, Robert T., author
Gulf, 1991
Buku Teks