TY  - BOOK
ED  - Indian standards Institution                                                                                                                                                                                                                                   . 
TI  - Code of practzice For the Construction of Refuse chutes In multistoreyed Buildings / 
U1  - 69.027 
PY  - 1973///
CY  - New Delhi : 
PB  - Indian Standards Institution , 
ER  -