Churchill/Ford/Walker's sales force management / Mark W. Johnston, Greg W. Marshall. Johnston, Mark W. Churchill, Gilbert A. Ford, Neil M. Walker, Orville C. Marshall, Greg W. Sales management. 658.8101 22 CHS Includes bibliographical references (p. 493-508) and indexes. Boston : McGraw-Hill Irwin, c2009. c2009. 2009 Text xx, 524 p. : http://www.loc.gov/catdir/toc/ecip089/2008002851.html http://www.loc.gov/catdir/enhancements/fy0808/2008002851-d.html eng Mcgraw-Hill/Irwin series in marketing