TY  - BOOK
AU  - Gupta, S.P. and Gupta, Archana
TI  - Advanced Pratical Statistical
SN  - 81-219-0634-2
U1  - 519.5   Gup.P2 7th. Ed.
PY  - 2008///
CY  - New Delhi
PB  - Sultan Chand and Sons
ER  -