Kotler, Philip Principles of marketing / Philip Kotler and Gary Armstrong - 12th ed. - New Delhi : Prentice-Hall of India, c2008. - xxiv,599 p. : ill. ; 27 cm. ISBN: 9788120332928 LCCN: Subjects--Topical Terms: Marketing.Marketing managemnt. LC Class. No.: HF5415 / .K636 2008