TY  - BOOK
AU  - Manning, Christopher D.
AU  - Raghavan, Prabhakar
AU  - Schutze, Hinrich
TI  - Introduction to information retrieval
SN  - 9781107666399
U1  - 025.04 
PY  - 2008///
CY  - New Delhi
PB  - Cambridge University Press
ER  -