000			00349pab a2200157 454500
008			180718b1973 xxu||||| |||| 00| 0 eng d
100			_aGupta, B.N.
245			_aCost-benefit analysis
260			_c1973
300			_ap.20-24.
362			_aJul-Sep
650			_aCost benefit analysis
773			_aNagarlok
908			_aN
909			_a102599
999			_c102597 _d102597