Kalakota, Ravi E-business 2.0 : roadmap for sucess - Boston : Addison-Wesley, 2001 - xxiv, 520 p. - Addison-Wesley information technology series . p. 497-504 ISBN: 0201721651 Subjects--Topical Terms: COMERCIO ELECTRÓNICO Dewey Class. No.: 658.84 / K14