000 00472nam a2200169 a 4500
008 121119s1991 xx || ||||||| |d
020 _a1853830976
100 1 _aDixon, John A.
245 0 0 _aEconomics of protected areas :
_ba new look at benefits and costs
260 _c1991
260 _bEarthscan
650 7 _aECONOMIC ASPECTS
_2unbist
650 7 _aMANAGEMENT
_2unbist
650 7 _aNATIONAL PARKS AND RESERVES
_2unbist
700 1 _aSherman, Paul B.
942 _cBK
999 _c6564
_d6564