000 00330nam a2200133Ia 4500
008 170101s1992 xx 000 0 und d
020 _a8170891809
082 _a634.9 COK
100 _aCoker, Annabel
245 0 _aValuing the environment
260 _aDehra Dun
_bInternational Book
_c1992
300 _aP.183
942 _2ddc
_cBK
999 _c43831
_d43831