TY  - BOOK
AU  - Gupta,C.B.
AU  - Gupta,Vijay
TI  - An Introduction to statistical methods / 
SN  - 0706986148
U1  - 001.422 
PY  - 1995///(rep.1996)
CY  - New Delhi : 
PB  - Vikas Publishing House , 
KW  - STATISTICAL METHODS
N1  - NULL
ER  -