Folsom, Ralph Haughwout
International business transactions in a nutshell
West Group, 1996
 Buku Teks SO
Folsom, Ralph Haughwout
International business transactions in a nutshell
West Publishing, 1992
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Schaffer, Richard
International business law and its environment / Richard Schaffer, Beverly Earle, Filiberto Agusti
West , 1996
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International trade for the nonspecialist. volume I - II / Editor, Paul H. Vishny
American Law Institute, 1992
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Friedland, Jerold A.
Understanding international business and financial transactions
Lexis, 2014
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