000 00281nam a2200109Ia 4500
008 230130s1954 xx 000 0 und d
041 _aeng
082 _a574.5
100 _aClarke, G. L.
_91471228
245 _aElements of Ecology
260 _aLondon
_bJohn Wiley & Sons Inc.,
_c1954
999 _c953772
_d953772