TY  - BOOK
ED  - Indian standards institution                                                                                                                                                                                                                                   . 
TI  - Guide lines for the choice of the type of diversion works  IS:9795-1981 / 
U1  - 627.82 
PY  - 1981///
CY  - New Delhi : 
PB  - Indian standards institution , 
ER  -