000 00665nam a2200169Ia 4500
008 131226s9999 xx 000 0 und d
020 _a9780511210952
100 _aRay, Subhash C.
245 _aData Envelopment Analysis : Theory and Techniques for Economics and Operations Research
245 _cRay, Subhash C.
260 _bCambridge University Press
260 _c2004
300 _aOn-campus e-Book by ebrary under Digital Library Program of Higher Education Commission (HEC) of Pakistan
650 _aSocial Sciences
856 _3Click here to access the e-Book
_uhttp://site.ebrary.com/lib/karachi/docDetail.action?docID=10131685
942 _cEB
999 _c105311
_d105311