TY  - BOOK
AU  - Gupta C.B.
AU  - Gupta,Vijay
TI  - An introduction to statistical methods
SN  - 8125916547
U1  - 519 GUP 
PY  - 2010///.
CY  - Bengalure : 
PB  - Vikas Publishing House (P) Ltd.
KW  - Graphic methods
KW  - Sampling
KW  - Statistics
KW  - Vital statistics
ER  -