Principles of marketing / 3G Elearning FZ LLC. - New York : 3G Elearning FZ LLC , 2017. - v, 208 pages : black and white, illus. ; 28 cm ISBN: 978-1-68095-605-4 Subjects--Topical Terms: Marketing.Customer service. Dewey Class. No.: F.P./B.Acctg. 658.8 G554 2017