Wertime, Kent. DigiMarketing : the essential guide to new media & digital marketing / Kent Wertime and Ian Fenwick. - Singapore ; Hoboken, NJ : John Wiley & Sons (Asia), 2008. - xiv, 406 p. : ill. ; 24 cm. Includes bibliographical references and index. ISBN: 9780470822319 (hbk.) Subjects--Topical Terms: Internet marketing. LC Class. No.: HF 5415.12 .W47 2008