000			00354nam a2200145Ia 4500
008			220926s9999 xx 000 0 und d
100			_aC.K.Varshney
245		0	_aWater Pollution and Management
250			_a2nd RP
260			_aNew Delhi
260			_bWiley Eastern Ltd
260			_c1992
650			_aWater Pollution and Management
942			_cBK
999			_c15245 _d15245