TY  - BOOK
T1  - Information retrieval research
LA  - English
PP  - London
PB  - Butterworths
YR  - 1981
UL  - https://ds.mainlib.upd.edu.ph/Record/UP-99796217605929346
OP  - 389
CN  - Z699.5 R47 I53
KW  - Information storage and retrieval systems--Congresses.
KW  - Oddy, R. N., ed.
ER  -