TY  - BOOK
ED  - Bureau of Indian Standards                                                                                                                                                                                                                                     . 
TI  - Specification for non-pressure asbestos cement pipes and fittings for sewerage and drainage 
U1  - 628.245 
PY  - 1989///
CY  -  : 
PB  - Bureau of Indian standards , 
ER  -