TY  - BOOK
AU  - Gupta, Dr. Jai P.
AU  - Saini, S.S.
TI  - Introducation to statistical methods
U1  - 311 G 93 I 
PY  - 1995///
CY  - New Delhi
PB  - Kalyani publishers
KW  - Statistics
KW  - Methods
ER  -