000 00311nam a2200097Ia 4500
008 120224s9999 xx 000 0 und d
082 _a333.72
_bDIX
100 _aDixon, John A.
245 _aEconomics of protected areas : a new look at benefits and costs
260 _bEarthscan Publications
_aLondon
_c1990
999 _c135613
_d135613