Armstrong, Gary. Marketing : an introduction / Gary Armstrong ; Philip Kotler and Opresnik, Marc O. - 13th ed. - Noida, India : Pearson, c2017. - 669 p. : ill. ; 28 cm. Includes bibliographical references and index. ISBN: 9789332584471 (pbk.) Subjects--Topical Terms: Marketing. Dewey Class. No.: 658.8 / ARM