Johnston, Mark W. Sales force management : leadership, innovation, technology / Mark W. Johnston and Greg W. Marshall. - 12th ed - New York : Routledge, Taylor & Francis Group, 2016. - xxviii, 465 pages : illustrations ; 29 cm. ISBN: 9781138951723 54.99 Subjects--Topical Terms: Sales management. Dewey Class. No.: 658.8101 / JOH-16