TY  - BOOK
AU  - Ellis,David
TI  - Progress and problems in information retrieval / 
SN  - 1856041239
U1  - 025.04 
PY  - 1996///
CY  - London : 
PB  - Library Association Publishing , 
KW  - INFORMATION STORAGE AND RETRIEVAL SYSTEM
KW  - INFORMATION SYSTEM
ER  -