TY  - BOOK
AU  - RAYCHAUDHURY, S
AU  - BHATTACHARYA, D
TI  - PRACTICAL STATISTICS / 
SN  - 9789380673004
U1  - 519.5 
PY  - 2010///
CY  - KOLKATA
PB  - U . N . DHAR
KW  - STATISTICS - PRACTICAL
ER  -