Kotler. Philip. Princples of marketing. [Book /] Philip Kotler&.Gary Armstrong,. - 8th. - new gersey : Prentice - Hall, inc., 1999. - 635p. ; : ill ; 28cm. ISBN: 0130961906 Subjects--Personal Names: marketing.-- armstrong,gary.--kotler. philip. Dewey Class. No.: 658.8