Subba Rao, P. (2010). International business environment (2nd rev. ed.). Himalaya Pub. House.
Chicago Style (17th ed.) ZitazioaSubba Rao, P. International Business Environment. 2nd rev. ed. Mumbai [India]: Himalaya Pub. House, 2010.
MLA (9th ed.) ZitazioaSubba Rao, P. International Business Environment. 2nd rev. ed. Himalaya Pub. House, 2010.
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