000 003940000a22001570004500
245 _aNatural resource and environmental economics
250 _a2nd ed.
700 _aPerman, Roger ...[et al.]
260 _aHarlow
_bLongman
_c1999
300 _axxvi, 564p.
020 _a0582368766
080 _a502/504:330
_bN3
650 _aENVIRONMENTAL ECONOMICS
041 _aEN
942 _cBK
_07
999 _c27430
_d27430