APA (7e ed.) Bronvermelding
Ball, D. A. [. (2002). International business: The challenge of global competition (9th ed.). McGraw-Hill/Irwin.
Chicago (17e ed.) Bronvermelding
Ball, Donald A. [et-al]. International Business: The Challenge of Global Competition. 9th ed. New York: McGraw-Hill/Irwin, 2002.
MLA (9e ed.) Bronvermelding
Ball, Donald A. [et-al]. International Business: The Challenge of Global Competition. 9th ed. McGraw-Hill/Irwin, 2002.
Let op: Deze citaties zijn niet altijd 100% accuraat.