Kotler, Philip. Principles of marketing / Philip Kotler, Gary Armstrong. - 12th ed. - Upper Saddle River, N.J. : Pearson/Prentice Hall, c2008. - xxxii, 599 p. : ill. ; 24 cm. Includes bibliographical references and indexes. ISBN: 9780132390026 (alk. paper) 0132390027 (alk. paper) LCCN: 2007000562 Subjects--Topical Terms: Marketing. Dewey Class. No.: 658.8