000 00286nam a2200121Ia 4500
008 170912s9999 xx 000 0 und d
082 _a574.5 GEO/E
100 _aGEORGE L CLARKE
245 0 _aELEMENTS OF ECOLOGY
260 _bJOHN WILEY AND SONS
_c1959
300 _a534
942 _cTB
999 _c32520
_d32520