TY  - BOOK
AU  - Gupta,s p
AU  - Gupta,s p
TI  - Statistical methods
SN  - 9789351611769
U1  - 519.5 
PY  - 2023///
CY  - New Delhi
PB  - Sultan chand andSons
KW  - Statistics
KW  - Statistical methods
ER  -