TY  - BOOK
AU  - Das, N. G.
TI  - Statistical methods 
SN  - 978-0-07-008327-1
U1  - 519.5076 23rd.
PY  - 2017///
CY  - Chennai
PB  - McGraw Hill Education
KW  - Statistics-Problems, exercises, etc
N1  - Combined edition (volumes 1 & 2)
UR  - www.mheducation.co.in
ER  -