00445pab a2200145 454500008004000000100001800040245010500058260000900163300001500172362001200187650003800199650002700237700001800264773001700282180718b2012   xxu||||| |||| 00| 0 eng d  aVerma, Satish  aTechnical efficiency of manufacturing sector in Punjab - An application of data envelopment analysis  c2012  ap.276-284.  aOct-Dec  aPunjab - Manufacturing industries  aManufacturing Industry  aGurinder Kaur  aProductivity