000 00437nam a2200181Ia 4500
008 180424s9999 xx 000 0 und d
020 _a470216980
084 _a628.168 M3
100 _a"Mason, C F"
245 0 _aBiology of Freshwater Pollution
250 _a\\199102ENGGPSX
260 _aJohn Wiley
260 _b1991
260 _cNew York
300 _axii+350 p
500 _aincludes index and biblioraphy
942 _cBK
999 _c53282
_d53282