000 00423nam a2200121Ia 4500
020 _a0-521-80256-3
100 _aRay, Subhash C.
245 _aData envelopment analysis: theory and techniques for economics and operations research
260 _c2004
_bCambridge University Press
_aCambridge
300 _aXII+353 p.
_bHB
650 _aOperations Research
_aProduction - Economic theory
_aData envelopment analysis
942 _cBK
999 _c89832
_d89832