Krajewski, Lee J. Operations management. Strategy and analysis / Lee J. Krajewski, Larry P. Ritzman. - 5th ed. - Reading, Mass. : Addison Wesley, c1999. - xxxii, 880 p. : ill. (some col.) ; 27 cm. ISBN: 0201331187 LCCN: 98017802 LC Class. No.: TS155 / .K788 1999 Dewey Class. No.: 658.5