TY  - BOOK
AU  - Alty,J.L.
AU  - Coombs,M.J.
TI  - Expert systems: concepts and examples 
SN  - 0850123992
U1  - 006.33 21
PY  - 1984///].
CY  - [Manchester]: 
PB  - NCC, 
KW  - Expert systems (Computer science)
N1  - Includes bibliography and index
ER  -