TY  - BOOK
AU  - Siegel, Andrew F.
TI  -  Practical business statistics
SN  - 0072499052
U1  - 519.502465 SIE 
PY  - 2003///
CY  - Boston
PB  - Mc Graw - Hill, 
KW  - Statistics
N1  - Includes bibliography
ER  -