000 00262nam a2200109Ia 4500
008 221001s1972 xx 000 0 eng d
082 _a338.9 COS
245 0 _aCost benefit analysis
260 _aLondon
_bPenguin Books
_c1972
300 _a496p.
942 _2ddc
_cBK
999 _c25001
_d25001