Quelch, John A. Sales promotion management / John A. Quelch. - Englewood Cliffs, N.J. : Prentice Hall, c1989. - xi, 350 p. : ill. - The Prentice Hall series in marketing. . ISBN: 0137881185 Subjects--Topical Terms: Sales management--Case studies.Sales promotion--Case studies. Dewey Class. No.: 658.82 / Q3s