Armstrong, Gary. Marketing : an introduction / Gary Armstrong and Philip Kotler. - 8th ed. - Upper Saddle River, N.J : Pearson Prentice Hall, c2006. - xxx, 522, [68] p. : col. ill. ; 28 cm. ISBN: 0131984543 Subjects--Topical Terms: Marketing. Dewey Class. No.: 658.8 / ARM 2007