TY  - BOOK
AU  - Gupta,C.B.
AU  - Gupta,Vijay
TI  - An Introduction to statistical methods
SN  - 8125911103 :
AV  - HA29 .G87 2001
PY  - 2001///
CY  - New Delhi
PB  - Vikas Publishing House
KW  - Statistics
ER  -