Donham, Paul
Richard D. Irwin , 1959
Buku Teks
by Curtis E. Tate Jr. ... [and others]
Business Publication, 1982
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Hodgetts, Richard M.
Harcourt College Publishers, 2001
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Hatten, Timothy S.
South Western Cengage Learning, 2012
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Hodgetts, Richard M.
John Wiley & Sons, 2002
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