000 00479nam a2200205Ia 4500
008 230524s9999 xx 000 0 und d
040 _cUDSM
050 _aTD420.W32
100 _aWarren, Charles E.
245 0 _aBiology and water polution control
260 _aPhiladelphia
260 _bSaunders
260 _c1971
300 _axiv,434p.
300 _c27cm.
650 _aWater
700 _aill.
942 _2Library of Congress Classification
942 _cBook
999 _c96942
_d96942