000 00389nam a2200157Ia 4500
008 240214s9999 xx 000 0 und d
022 _a130906395
040 _aNORSU-Dum
_cNORSU-Dum
082 _a628.16809169/M38/2002
100 _aMason, Christopher F.
245 0 _aBiology of freshwater pollution
260 _bPrentice Hall
_c2002
942 _cBK
942 _yBK
999 _c8161
_d8161