TY  - BOOK
AU  - Lancaster,Frederick Wilfrid
TI  - Information retrieval systems: characteristics, testing, and evaluation
T2  - Information sciences series
AV  - Z699 .L35
U1  - 029 
PY  - 1968///]
CY  - New York
PB  - Wiley
KW  - Information storage and retrieval systems
KW  - Local
N1  - 920610; Includes bibliographical references
ER  -