TY  - BOOK
ED  - Indian standards institution
TI  - Code of practice for installation of septic tanks: Part 2 secondary treatment and disposal of septic tank effluent/2 nd ed
U1  - 628.352:006.76 
PY  - 1985///
CY  - New Delhi
PB  - Indian standards institution
KW  - IS:2470(part 2)-1985
ER  -