TY  - BOOK
AU  - Rao, P.N 
TI  - CAD/CAM: principles and applications 
SN  - 9780070681934
U1  - 604.2 RAO  
PY  - 2017///
CY  - Mcgraw hill book company 
PB  - New Delhi 
KW  - CAD/CAM
ER  -