Daniels, J. D., & Radebaugh, L. H. (2000). International business: Environments and operations (8th ed.). Pearson Education Asia.
Lua i Stíl Chicago (17ú heag.)Daniels, John D., agus Lee H. Radebaugh. International Business: Environments and Operations. 8th ed. Singapore: Pearson Education Asia, 2000.
Lua MLA (9ú heag.)Daniels, John D., agus Lee H. Radebaugh. International Business: Environments and Operations. 8th ed. Pearson Education Asia, 2000.
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