TY  - GEN
TI  - Low-cost water supply and sanitation technology : pollution and health problems
T2  - (SEARO regional health papers ; no. 4)
SN  - 92-9022-173-9
PY  - 1984///
CY  - New Delhi : 
PB  - World Health Organization (WHO) Regional Office for South-East Asia
KW  - Water supply
KW  - Sanitation
ER  -