Walker, Gordon. Modern competitive strategy / Gordon Walker, Tammy L. Madsen. - Fourth edition. - New York, NY : McGraw-Hill Education, c2016. - xviii, 395 pages : colour illustrations ; 26 cm. Includes bibliographical references and index. ISBN: 9789814636292 (paperback) 9814636290 (paperback) Subjects--Topical Terms: Strategic planning.Industrial management. LC Class. No.: HD30.28 / W17 2016 Dewey Class. No.: 658.4012 / WAL 2016