TY  - BOOK
AU  - SEN, G.C.
AU  - BHATTACHARYYA,
TI  - PRINCIPLES OF MACHINE TOOLS
SN  - 8173811555
U1  - 621.902/SEN 
PY  - 2002///
CY  - CALCUTTA.
PB  - NEW CENTRAL BOOK AGENCY., CALCUTTA
ER  -