Kotler, Philip. Principles of marketing / Philip Kotler and Gary Armstrong - 11th ed. - Upper Saddle River, NJ : Prentice-Hall, 2006 - 785 p. : ill ISBN: 0131968793 / 750.00 9780131968790 / 750.00 Subjects--Topical Terms: Marketing. LC Class. No.: HF5415 / K87 P7 2006