TY  - BOOK
AU  - Vickery, B C
TI  - Techniques of information retrieval
SN  - 408 700114
PY  - 1970///
CY  - Butterworths
PB  - London
UR  - http://14.139.222.13:80/cgi-bin/koha/opac-detail.pl?biblionumber=7221
ER  -