000			00626cam a22002057a 4500
020			_a9241546387 (v. 1)
082	0	0	_a628.13 _bGui _cL-23, P-49
110	2		_aWorld Health Organization.
245	1	0	_aGuidelines for drinking-water quality
250			_a3rd ed.
260			_aGeneva : _bWorld Health Organization, _c2004-
505	1		_av. 1. Recommendations.
650		0	_aDrinking water _xStandards
650		0	_aWater quality
650	1	2	_aWater Supply _xstandards.
650	2	2	_aWater Pollution _xprevention & control.
650	2	2	_aMCE
856	4	0	_uhttp://www.columbia.edu/cgi-bin/cul/resolve?clio8629469
942			_cBK
999			_c8286 _d8286