Ball, D. A. (1990). Instructor's manual to accompany international business (4th ed.). Homewood.
Citación estilo ChicagoBall, Donald A. Instructor's Manual to Accompany International Business. 4th ed. Boston: Homewood, 1990.
Cita MLABall, Donald A. Instructor's Manual to Accompany International Business. 4th ed. Homewood, 1990.
Warning: These citations may not always be 100% accurate.