TY - BOOK TI - Guidelines for drinking-water quality SN - 9789241548151 U1 - 628.162 PY - 2011/// CY - Geneva PB - WHO KW - WATER QUALITY KW - Potable water - standards KW - Guidelines KW - Water - standards KW - Water Quality - standards UR - http://www.who.int/water_sanitation_health/publications/dwq_guidelines/en/ ER -