TY  - BOOK
ED  - Indian standards institution                                                                                                                                                                                                                                   . 
TI  - Specification for soil based blocks used in general building construction   IS:1725-1982 / 
U1  - 691.41 
PY  - 1982///
CY  - New Delhi : 
PB  - Indian standards institution , 
ER  -