TY  - BOOK
AU  - Indian Standards Institution[ISI]
TI  - IS:3025-(Pt.19)-1984. Indian standard methods of sampling and test (physical and chemical) for water and waste water. Pt.19 : settleable matter
U1  - IS Code 
PY  - 1985///
CY  - New Delhi
PB  - Indian Standards Institution
ER  -