Roberts, Mary Lou. Direct marketing management / Mary Lou Roberts, Paul D. Berger. - 2nd ed. - Upper Saddle River, N.J. : Prentice Hall, c1999. - xviii, 447 p. : ill. ; 24 cm. Includes bibliographical references and index. ISBN: 0130804347 9780130804341 LCCN: 99010509 Subjects--Topical Terms: Direct marketing. LC Class. No.: HF5415.126 / .R62 1999 Dewey Class. No.: 658.8/4