TY  - BOOK
AU  - Choudhury, Hajra, S.K Choudhury, Hajra, A.K 
TI  - Elements of workshop technology 
U1  - 620.1 CHO  
PY  - 1998///
CY  - Media promoters and publishers 
PB  - Mumbai 
KW  - MECHANICHAL
ER  -