000 00478nam a2200157Ia 4500
008 220514s9999||||xx |||||||||||||| ||und||
020 _a92 4 154535 6
050 _aWA 675 .W46 2002
110 _aWorld Health Organization(WHO)
245 0 _aGuidelines for Drinking Water Quality: Microbiological agents in drinking water
250 _a2nd ed
260 _aGeneva
_bWorld Health Organization(WHO)
_c2002
300 _avii, 142p.
650 _aquality, water
942 _2lcc
_cBK
999 _c4888
_d4888