TY  - BOOK
AU  - Yates Ricardo Baeza
AU  -  Neto Berthier Ribeiro
TI  - Modern information retrival
SN  - 020139829X
U1  - 2N75, N9 
PY  - 1999///
CY  - New York
PB  - ACM USA      
KW  - LIBRARY SCIENCE
ER  -