Vieira, Walter, 1938- The new sales manager : challenges for the 21st century / Walter Vieira. - 2nd ed. - Los Angeles : Response Books, c2007. - 202 p. : ill. ; 20 cm. ISBN: 9780761936039 (paper back) Subjects--Topical Terms: Sales management. Dewey Class. No.: 658.81 / VIE.N