TY  - BOOK
AU  - Gupta , C. B.
AU  - Gupta, Vijay
TI  - An Introduction to statistical methods
SN  - 9788125916543
U1  - 519.5 
PY  - 2004///
CY  - New Delhi
PB  - Vikas Publishing House Pvt. Ltd.
KW  - Statistics
ER  -