Tapp, Alan Principles of direct and database marketing / Alan Tapp - 3rd ed. - Harlow, England : Financial Times/Prentice Hall, 2005 - xiv, 489 p. : ill. ; 25 cm. Includes bibliographical references and index ISBN: 0273683551 (pbk.) RM245.18 Subjects--Topical Terms: Direct marketingDatabase marketing