TY  - GEN
ED  - World Health Organization. Regional Office for South-East Asia.
TI  - Low-cost water supply and sanitation technology: pollution and health problems
U1  - 628.72 
PY  - 1984///
CY  - New Delhi
PB  - World Health Organization
KW  - Water -- Supply
KW  - Sanitation
KW  - Water -- Pollution
ER  -