000 00311nam a2200121Ia 4500
008 221118b |||||||| |||| 00| 0 eng d
040 _cBGL
100 _aPerman, Roger
245 0 _aNatural resource and environmental economics
260 _aNew Delhi
_bPearson education
_c2003
300 _a699p
942 _cREF
999 _c39492
_d39492