TY  - BOOK
AU  - Hajra Choudhury, S K  .
AU  - Bhattacharya,S C  .
AU  - Bose ,S K  .
AU  - Hajra Choudhury,A K  .
TI  - Elements of workshop technology, Vol 2 / 
U1  - 621.9 
PY  - 1985///
CY  -  : 
PB  - Media Promoters & Publishers Pvt Ltd , 
ER  -