TY  - BOOK
AU  - Aitchison, Jean .
AU  - Bawden,David  .
AU  - Gilchrist,Alan  .
TI  - The saurus construction and use:  A practical manual / 
U1  - 025.49 
PY  - 1997///
CY  - London : 
PB  - The Association for information Mgt , 
ER  -