00264nam a2200109 a 450000500170000002000150001708200260003210000340005824500160009226000310010830000150013920251203091729.0  a8122406505  a620.00420285,bD, RAD  aRadhakrishnan P., Subramanyan  aCAD/CAM/CIM  aDelhibWIley Easternc1994  a628p, 24cm