Gay, Richard. Online marketing : a customer-led approach / Richard Gay, Alan Charlesworth and Rita Esen. - New York : Oxford University Press, c2007. - xv, 538 pages : illustrations ; 24 cm. Includes index. ISBN: 9780199239009 0199239002 Subjects--Topical Terms: General Management --India.Marketing --India. Dewey Class. No.: 658.872 GAY