TY  - BOOK
ED  - Indian Standards Institution                                                                                                                                                                                                                                   . 
TI  - Code of practice for selection, installation and maintenance of sluice valves, IS 2685-1971 / 
U1  - 621.646 
PY  - 1984///
CY  - New Delhi : 
PB  - Indian Standards Institution , 
ER  -