000 00511nam a2200169Ia 4500
008 190516s9999 xx 000 0 und d
020 _a8186299041
028 _bGangaram Book Bureau
_c2960
_d28-11-1997
100 _aSchmitz, Richard J.
_922335
245 0 _aIntroduction to Water Pollution Biology
260 _bAsian books Pvt.Ltd.
_c1996
_aNew Delhi
300 _a320
600 _tEnvironmental Science
_9118967
650 _aEnvironmental Science
_9118967
942 _cREF
999 _c109654
_d109654