TY  - BOOK
AU  - Gupta, C B
AU  - Vijay gupta
TI  - An introduction to Statistical methods: 23rd revised edition
SN  - 9788125916543
U1  - 519.5 
PY  - 2004///
CY  - India
PB  - Vikas
KW  - Statistics
N1  - Include appendix
ER  -