TY  - BOOK
AU  - Das,N.G..
TI  - Statistical methods / 
SN  - 9780070263505
U1  - 519.5 
PY  - 2009///
CY  - New Delhi : 
PB  - Tata McGraw Hill Education , 
KW  - STATISTICAL METHODS
N1  - Includes index
ER  -