Yarbrough, Beth V. Study guide to accompany the world economy : Trade and finance / Beth V. Yarbrough, Robert M. Yarough - Florida : Harcourt brace college publishers, 1997 - 210 tr. ; 27 cm Subjects--Index Terms: Kinh tế thế giới Thương mại quốc tế Dewey Class. No.: 382 / Y2B