TY  - BOOK
AU  - Keravnou,E.T.
AU  - Johnson,L.
TI  - Competent expert system
SN  - 0070341680
PY  - 1986///
CY  - New York
PB  - McGraw-Hill
KW  - Automatic checkout equipment
KW  - Expert systems (Computer science)
N1  - Includes bibliography
ER  -