TY  - BOOK
AU  - Das,N.G.
TI  - Statistical methods (Vol.1 & 2)
SN  -  978-0-07-008327-1
U1  - 519.5 
PY  - 2016///
CY  - New Delhi
PB  - McGraw Hill Education
KW  - Statistic
KW  - Mathematics
N1  - Includes index
ER  -