000 00344nam a2200145Ia 4500
008 140317s9999 xx 000 0 und d
082 _a333.72
100 _aRamade,F.
245 _aEcology of natural resources.
260 _aChichester
_bJohn Wiley
_c1981
300 _a231
650 _aEconomics
653 _aEconomics
942 _2ddc
_cBK
999 _c11408
_d11408