Churchill, Gilbert A. Sales force management / Gilbert A. Churchill, Jr., Neil M. Ford, Orville C. Walker, Jr. - 4th ed. - Homewood, IL : Irwin, c1993. - xxviii, 925 p. : ill. ; 24 cm. - The Irwin series in marketing . Includes bibliographical references and index. ISBN: 0256105340 9780256105346 9780256108224 Subjects--Topical Terms: Sales management. LC Class. No.: HF5438.4 / .C48 1993