000			00395nam a2200157Ia 4500
005			20260205051236.0
008			260111s9999||||xx |||||||||||||| ||und||
082			_a628.16 W893G
100			_aWorld Health Organization
245		0	_aGuidelines for Drinking Water Quality
250			_a2nd ed.
260			_aDelhi _bAITBS Pub. _c1998
300			_a3v
690			_aWater quality
942			_cBK
999			_c92918 _d92918