TY  - GEN
AU  - Vigneswaran, S. ...[et al.]
TI  - Water filtration technologies for developing countries
PY  - 1983///
CY  - Bangkok
PB  - Environmental Sanitation Information Centre
KW  - WATER FILTRATION
KW  - WATER TREATMENT
N1  - ISSN 0125-5088
ER  -