TY  - BOOK
AU  - Hopgood,Andrian A.
TI  - Knowledge-based systems:  : for engineers and scientists
AV  - QA76.76.E95H68 
PY  - 1993///
CY  - New York
PB  - : CRC Press
KW  - Expert systems (Computer science)
KW  - Computer aided engineering
ER  -