000 00335nam a2200133Ia 4500
005 20250405090706.0
008 240923s9999 xx 000 0 und d
100 _aHaslam, S M
245 0 _aRiver pollution : An ecological perspective
260 _aDelhi
260 _bC B S Publishers & Distributors
260 _c1991
942 _cBK
999 _c39667
_d39667
650 _aThis book is intended both for river specialists & for u