TY  - BOOK
AU  - Gupta,C B
TI  - An Introduction to statistical methods
SN  - 7069-02165
U1  - 311 21st
PY  - 1972///
CY  - Delhi
PB  - Vikas Publishing House
KW  - Statistics; Sampling (Statistics); Correlation (Statistics); Statistics-Graphic methods
N1  - With Appendix, Logarithms
ER  -