Ebert, Ronald J.
Business essentials
Pearson, 2015
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Ebert, Ronald J.
Business essentials : global edition
Prentice-Hall, 2009
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Ball, Donald A.
International business: introduction and essentials
Business Publications, 1985
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Guffey, Mary Ellen
Essentials of business communication
PWS Publishing, 1991
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Ajami, riad A
International business : a course on the essentials
Routledge, 2015
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