Johnson, Christine Intelligent business: skills book: upper intermediate: business english / Irene Barrall, Christine Johnson - Estados Unidos de América: Pearson Education, 2006 - 1 CD-Rom ISBN: 13:0-582-84811-5 10:0-582-84811-3 Subjects--Topical Terms: Inglés--Enseñanza Dewey Class. No.: 428 / I61us