000 003430000a22001450004500
001 4845
090 _a4845
100 _a19960213d19731969m||y0pory5003 ba
102 _aUK
200 _aCost-benifit analysis
_fD. W. Pierce
210 _aLondon
_cMacmillan
_d1973
215 _a80 p.
_d15 cm
317 _aOrigem: IM
606 _aECONOMIA
_zIM
700 1 _aPearce
_bD. W.