TY  - BOOK
AU  - N. M Downie
AU  -  R. W Heath, 
TI  - Basic Statistical Methods
U1  - 519.5 
PY  - 1965///
CY  - London
PB  - Harper International Student Reprint/Harper and Row
N1  - N. M Downie & R. W Heath: Basic Statistical Methods.  (2nd Edition)  London.  Harper International Student Reprint/Harper and Row, 1965.--(519.5DOW)
ER  -