Johnston, Mark W. Churchill/Ford/Walker's Sales Force Management / Sales force management Mark W. Johnston, Greg W. Marshall. - 8th ed. - Boston : McGraw-Hill/Irwin, c2006. - xvii, 491 p. : ill. ; 26 cm. - McGraw-Hill/Irwin series in marketing . Includes index. Includes bibliographical references. ISBN: 007296183X (alk. paper) 9780072961836 Subjects--Topical Terms: Sales management. Dewey Class. No.: 658.81 / JOH