TY  - BOOK
ED  - Indian standards institution                                                                                                                                                                                                                                   . 
TI  - Code of practice for site investigations for foundation in gravel-boulder deposit  IS:10042-1981 / 
U1  - 624.131 
PY  - 1982///
CY  - New Delhi : 
PB  - Indian standards institution , 
ER  -