TY  - BOOK
AU  - Ehrenfeld,Sylvain, Littauer, Sebastian B.
AU  - x
TI  - Introduction to statistical method: x
SN  - x
U1  - 331/EHI 
PY  - 1964///
CY  - N.Y.
PB  - McGraw - Hill
KW  - Statistics
N1  - x
ER  -