TY  - BOOK
ED  - Indian Standards Institution
TI  - Indian standard code of basic requirements for water supply drainage and sanitation
PY  - 1971///
CY  - New Delhi
PB  - Indian Standards Institution
KW  -  Sewage-Standards
KW  -  Standards 
KW  -  Water Supply 
KW  - NASA Thesaurus 
N1  - IS 1172 : 1971
ER  -