O'Leary, Daniel Edmund. Enterprise resource planning systems : systems, life cycle, electronic commerce, and risk / Daniel E. O'Leary. - Cambridge, UK ; New York : Cambridge University Press, 2000. - vi, 232 p. : ill. ; 24 cm. http://www.amazon.com/Enterprise-Resource-Planning-Systems-Electronic/dp/0521791529/ref=sr_1_1?s=books&ie=UTF8&qid=1410154174&sr=1-1&keywords=9780521791526 ISBN: 0521791529 LCCN: 00027554 Subjects--Topical Terms: Production management.--MISManagement information systems.Business planning.Electronic commerce. LC Class. No.: TS155 / .O385 2000 Dewey Class. No.: 658.84 OLE