Kotler, Philip. Principles of marketing / Philip Kotler, Gary Armstrong - 10th ed. - Upper Saddle River, NJ : Prentice Hall, c2004. - xxix, 661 p. : ill. ; 29 cm. ISBN: 0131212761 Subjects--Topical Terms: Marketing. Dewey Class. No.: 658.8 / KOT 2004