Vernon, Raymond, author
Economic environment of international business
Prentice-Hall, 1981
 Buku Teks
Vernon, Raymond, author
The Economic environment of international business
Prentice-Hall, 1972
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Rugman, Alan M., author
International business : firm and environment
McGraw-Hill, 1985
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Birnie, patricia, author
International law and the environment
Oxford Univesity Press, 2009
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Maidment, Frederick, author
Business government and society: Ethical, International decision - making
Prentice-Hall, 2000
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