TY  - BOOK
AU  - Siddiqui, Tanveer  .
TI  - Natural language processing and information retrieval / 
SN  - 0-19-569232-2
U1  - BV 
PY  - 2008///
CY  - New Delhi : 
PB  - Oxford University Press , 
KW  - Computer science- Information retrieval
ER  -