TY  - BOOK
AU  - Sen, Gopal Chandra
AU  - Bhattacharyya, Amitabha
TI  - Principles of machine tools
SN  - 8173811555
U1  -  621.902 
PY  - 1967///
CY  - Delhi,India
PB  - New Central Book Agency
KW  - Machine tools
ER  -