TY  - BOOK
AU  - Rao, P.N.
TI  - CAD/CAM principles and application
SN  - 9780070681934
AV  - 25138-25139 
U1  - 670.285 22
PY  - 2010///
CY  - India.
PB  - Mc Graw Hill Education
N1  - Includes Index
ER  -