TY  - BOOK
AU  - Patterson,, Dan W.
TI  - Artificial intelligence and expert systems / 
SN  - 81-203-0777-1
U1  - 006.3 
PY  - 1990///
CY  - New Delhi
PB  - Prentice Hall
KW  - Computer science
N1  - Includes index
ER  -