TY  - BOOK
AU  - Liebenau,Jonathan
AU  - 
TI  - Understanding information : : an introduction
SN  - 0333536800
U1  - 658.4038011 23
PY  - 1990///
CY  - London : 
PB  - Macmillan , 
KW  - Information storage and retrieval systems - Business
ER  -