TY  - BOOK
AU  - Choudhury S. K.
AU  - Choudhury A. k.
AU  - Roy Nirjhar
TI  - Elements of work shop technology vol. 1
U1  - 670.1 
PB  - Media Pramotors And Publishers Pvt. Ltd.
KW  - DIP_MECHANICAL
ER  -