TY  - BOOK
ED  - World Health Organization ( WHO )
TI  - Water treatment and pathogen control : process efficiency in achieving safe drinking water
SN  - 9241562552
U1  - 613.287 
PY  - 2004///
CY  - London
PB  - Iwa
KW  - Water Treatment - Methods
KW  - Water Purification - Methods
ER  -