TY  - BOOK
AU  - Gupta, C. B.
TI  - An Introduction to Statistical Methods
SN  - 0706904605
U1  - 001.422 
PY  - 1977///
CY  - New Delhi: 
PB  - Vikas Publishing House, 
KW  - Comuter Science
KW  - Graphic
KW  - Index Numbers
KW  - Statistical Inquiries
ER  -