Ritzman, Larry P. Operations management : process and value chains / Lee J. Krajewski, Larry P. Ritzman. - 7th ed. - New Delhi : Prentice-Hall, c2005. - 830p. : ill., diagrs., tables ; 24 cm. Includes index. ISBN: 9788120328051 8120328051 Subjects--Topical Terms: Management Dewey Class. No.: 658.1554 / RIO