TY  - BOOK
AU  - Gupta, SP.
TI  - Statistical methods: _
SN  - 9788180549311
U1  - 519.5 
PY  - 2012///
CY  - New Delhi
PB  - Sultan Chand & Sons
KW  - 
KW  - Statistical Methods
N1  - Publisher catalogue included
ER  -