Kotabe,Masaaki, & Helsen, K. M. (2021). International Marketing (8th.). Wiley.
Lua i Stíl Chicago (17ú heag.)Kotabe,Masaaki, agus Kristiaan Maheshwari,Prateek Helsen. International Marketing. 8th. New Delhi: Wiley, 2021.
Lua MLA (9ú heag.)Kotabe,Masaaki, agus Kristiaan Maheshwari,Prateek Helsen. International Marketing. 8th. Wiley, 2021.
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