APA (7th ed.) Zitazioa
Kolde, E. (1985). Environment of international business (2nd ed.). Kent Publishing.
Chicago Style (17th ed.) Zitazioa
Kolde, Endel-Jacob. Environment of International Business. 2nd ed. Boston: Kent Publishing, 1985.
MLA (9th ed.) Zitazioa
Kolde, Endel-Jacob. Environment of International Business. 2nd ed. Kent Publishing, 1985.
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