Hill Charles W.L & Hult, G. T. M. (2021). International Business- Competing in the Global Marketplace (12th.). McGeaw Hill.
Lua i Stíl Chicago (17ú heag.)Hill Charles W.L agus G Tomas M. Hult. International Business- Competing in the Global Marketplace. 12th. Noida: McGeaw Hill, 2021.
Lua MLA (9ú heag.)Hill Charles W.L agus G Tomas M. Hult. International Business- Competing in the Global Marketplace. 12th. McGeaw Hill, 2021.
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