TY  - BOOK
AU  - Lancaster,F.W.
TI  - Information retrieval systems; characteristics, testing and evaluation
T2  - Information sciences series
PY  - 1968///
CY  - New York
PB  - J. Wiley
KW  - INFORMATION RETRIEVAL
KW  - INIS
KW  - INFORMATION SYSTEMS
KW  - DOCUMENTATION
ER  -