TY  - BOOK
AU  - Richardson,John V.
TI  - Knowledge-based systems for general reference work: applications, problems and progress 
SN  - 0125884605 :
U1  - 025.520285 
PY  - 1995///
CY  - San Diego
PB  - Academic Press
KW  - Reference services (Libraries)
KW  - Automation
KW  - Expert systems (Computer science)
N1  - Includes index
ER  -