TY  - BOOK
AU  - Choudhury, S K Hajra
AU  - Choudhury, A K Hajra
AU  - Roy, Nirjhar
TI  - Elements of Workshop Technology Volume 1: Manufacturing Processes 
SN  - 8185099146
U1  - 621.90202 CHO 
PY  - 2011///
CY  - Mumbai
PB  - Media Promoters
ER  -