TY  - BOOK
ED  - Indian standards institution                                                                                                                                                                                                                                   . 
TI  - Guide for manufacture of hand made common burnt clay building bricks,IS:2117-1975 / 
U1  - 691.421 
PY  - 1976///
CY  -  : 
PB  - ISI , 
ER  -