Turban, Efraim. Decision Support and Bussiness Intelligence Systems Efraim Turban, Ramesh Sharda, Dursun Delen... Et al - 9th ed. - New Delhi : Pearson, c2011. - xxii, 696 p.: ill.; ISBN: 9788131761090 Dewey Class. No.: 658.4038 / TUR/DEC