000 00342nam a2200133Ia 4500
100 _aWHO
020 _a92-4-154535-6
250 _a2nd ed
942 _cBK
245 _aGuidelines for drinking-water quality : addendum microbiological agents in drinking water
260 _aauth., Geneva
_c2002
082 _a614.772 WHO
300 _avii,142p
999 _c29226
_d29226