TY  - BOOK
AU  - Wormell,Irene
TI  - Knowledge engineering: expert systems and information retrieval 
SN  - 0947568301 (pbk.)
PY  - 1987///
CY  - London
PB  - Taylor Graham
KW  - Information storage and retrieval systems
KW  - Artificial intelligence
N1  - Includes index; Includes bibliographical references
ER  -