Laudon. e-commerce : Business,Technology Society. Laudon. - 4th ed. - New Delhi: Dorling Kindersley, 2009. - xxxiv,809 ; 26 cm. (Rk # 17 Sh# 05) ISBN: 8131725413 (paperback) 9788131725412 (paperback) Source: Allied Book PKR 733.50 Dewey Class. No.: 658.84