000			00376nam a2200145Ia 4500
008			230711s9999||||xx |||||||||||||| ||und||
041			_aENG
082			_a624 _bTH-P
100			_aThomann,Robert V.
245		0	_aPrinciples of surface water quality
250			_a1st Ed.
260			_c1987 _aNew York _bHarperCollins Publishers India
650			_aCivil Engineering
942			_cBK
999			_c983 _d983