TY  - BOOK
AU  - Vlietstra J Ed.
ED  - IFIP Working Conference on Principles of Computer-aided Design (1972: Netherlands)
ED  - 
TI  - Principles of computer-aided design: proceedings
U1  - 621.381952 
PY  - 1973///
CY  - Amsterdam
PB  - North- Holland
KW  - Computer desiogn
KW  - Electrical engineering
ER  -