WORLD Health Organization
Wi - Geneva: World Health Organization; 1984. - 3 v (v.1-xi, 130; v.2-ix, 335; v.3-viii, 121 p - ) .
v.1- Recommendations. -v.2- Health Criteria and other supporting information.- v.3- Drinking water quality control un small community supplies
v.1; 9241541687 v.2;
WHO Guidelines
363.123 / WHO
Wi - Geneva: World Health Organization; 1984. - 3 v (v.1-xi, 130; v.2-ix, 335; v.3-viii, 121 p - ) .
v.1- Recommendations. -v.2- Health Criteria and other supporting information.- v.3- Drinking water quality control un small community supplies
v.1; 9241541687 v.2;
WHO Guidelines
363.123 / WHO