000 00255nam a2200097Ia 4500
100 _aDas Gupta A.K; Pearce D.W
245 _aCost Benefit Analysis - Theory and Practice ELBS. Low Price Ed.
260 _c1980
_bELBS
_aLondon
650 _aCosting
942 _cBK
999 _c69120
_d69120