Heizer, Jay. Operations management / Jay Heizer, Barry Render. - 9th ed. (Flexible ed.) - Upper Saddle River, New Jersey : Pearson Prentice Hall, c2009. - xxxviii, 676 p. : ill., col. ; 27 cm. Includes bibliographical references and index. ISBN: 9780138148362 (pbk.) EGP198.00 Subjects--Topical Terms: Production management. LC Class. No.: TS155 / H372 #c2009