TY  - BOOK
AU  - S P Gupta
AU  - GUPTA (S P)
TI  - Statistical methods
U1  - 311/128 GUPS 
PY  - 1984///
CY  - New Delhi
PB  - Sultan Chand & Sons
KW  - Collection of Data
KW  - Sampling
KW  - Diagrammatic and Graphic Presentation
KW  - Statistical Decision Theory
ER  -