TY  - BOOK
AU  - Gupta, S.P
TI  - Elementary Statistical Methods : Vol-1 Text-cum-Assignment Material
SN  - 9788180544613
U1  - 519.5 GUP/E 
PY  - 2008///
CY  - New Delhi
PB  - Sultan Chand & Sons
KW  - Statistical Methods
ER  -