Chaffey, Dave Digital business and e-commerce management : strategy, implementation and practice/ Dave Chaffey - 6th ed. - Harllow : Pearson, 2002. - xxix, 666p. : ill. Includes index ISBN: 9780273786542 Subjects--Topical Terms: Electronic commerceInternet LC Class. No.: HF 5548.32 CHA 2002