00258nam a2200109Ia 4500100001700000654001800017245003700035260003900072082001700111300000800128546001200136  aRao/ Tiwari   amanufacturing  aEmerging trends in manufacturing  bTata Mc Graw hillaNew Delhic1986  a621.902bRAO  a556  aENGLISH