00345nam a2200133 a 450000500170000002000180001708200150003510000200005024500440007025000120011426000410012630000240016770000200019120251203111509.0 a9788126513727 a658.5bBUF aBuffa, Elwood S aModern production operations management a8th ed. aNew DelhibWiley Indiac1987,R-2009. axiv,834p.c24cmcPB aSarin, Rakesh K