Guidelines for drinking-water quality /
Guidelines for drinking-water quality /
WHO.
- 2nd ed.
- 3 volúmenes : ilustraciones
La Biblioteca posee: v.2
V. 1. Recommendations -- v. 2. Health criteria and other supporting information -- v. 3. Surveillance and control of community supplies.
9241544600 9241544805
Abastecimiento de agua--Normas.
Agua potable--Normas--Manuales.
363.610218 / W924g 1993-97
La Biblioteca posee: v.2
V. 1. Recommendations -- v. 2. Health criteria and other supporting information -- v. 3. Surveillance and control of community supplies.
9241544600 9241544805
Abastecimiento de agua--Normas.
Agua potable--Normas--Manuales.
363.610218 / W924g 1993-97