000 00333nam a2200133Ia 4500
100 _aWorld Health Organization
020 _a92-4-154638-7
250 _a3rd ed
942 _cBK
245 _aGuidelines for drinking-water quality
260 _aWorld Health Organization, Geneva
_c2004
082 _a614.772 Gui
300 _axxiii,515
999 _c38993
_d38993