Hill, C. W. L. (2011). International business: Competing in the global marketplace (8th ed.). McGraw-Hill/Irwin.
Lua i Stíl Chicago (17ú heag.)Hill, Charles W. L. International Business: Competing in the Global Marketplace. 8th ed. New York: McGraw-Hill/Irwin, 2011.
Lua MLA (8ú heag.)Hill, Charles W. L. International Business: Competing in the Global Marketplace. 8th ed. McGraw-Hill/Irwin, 2011.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.