TY  - BOOK
AU  - Lancaster, F. Wilfrid (Frederick Wilfrid), 1933-
TI  - Information retrieval systems: characteristics, testing and evaluation
T2  - Information sciences series
SN  - 0471046736
AV  - Z 699.A2 Lan 
PY  - 1979///
CY  - New York
PB  - John Wiley and Sons
KW  - INFORMATION STORAGE AND RETRIEVAL SYSTEMS--GEOGRAPHY
N1  - "A Wiley-Interscience publication." -Includes index. -Bibliography: p. 359-373
ER  -