Dyfyniad APA

Ball, D. A. (1990). Instructor's manual to accompany international business (4th ed.). Homewood.

Dyfyniad Arddull Chicago

Ball, Donald A. Instructor's Manual to Accompany International Business. 4th ed. Boston: Homewood, 1990.

Dyfyniad MLA

Ball, Donald A. Instructor's Manual to Accompany International Business. 4th ed. Homewood, 1990.

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