TY  - BOOK
AU  - Prismatron
TI  - CAD
U1  - TS/155.6 
CY  - London
PB  - Prismatron Productions Ltd.
KW  - CAD/CAM systems.
KW  - Computer aided manufacturing.
KW  - Computer-aided design.
KW  - Computers.
N1  - Abstracts Includes commentary and exercises booklet
ER  -