TY  - BOOK
AU  - Kent,Allen, x
AU  - x
TI  - Textbook on mechanized information retrieval : x 
SN  - x      
U1  - 010.78/KET  
PY  - 1963///
CY  - N. Y. 
PB  - John Wiley 
KW  - Documentation
KW  - Information storage
ER  -