TY  - BOOK
AU  - Lancaster,F.Wilfrid
TI  - Vocabulary control for information retrieval
SN  - 0878150064
PY  - 1972///
CY  - Washington
PB  - Information Resources Press
KW  - Information retrieval
KW  - Subject cataloging
KW  - Indexing
KW  - Thesauri
N1  - Bibliography: p. 227-228
ER  -