Gaining and sustaining competitive advantage / Jay B. Barney. Barney, Jay B. 8554 Industrial management. 1924 Strategic planning. 665 Competition. 8555 HD31 .B27 2007 658.4 22 Includes bibliographical references (p. 511-541) and index. Upper Saddle River, NJ : Pearson Prentice Hall, c2007. c2007. 2007 Text xvii, 555 p. : http://www.loc.gov/catdir/toc/ecip0620/2006030155.html eng