TY  - BOOK
TI  - _ Practical StatiStics A quick and easy guide to IBM,SPSS , Statistics , Stata and Other Statistical Software/ David Kremelberg 
SN  - 9.7814129749e+012
AV  - HA 32 .K74 2011  
CY  - London ; Sage , 2011 
KW  - _SPSS for Windows
N1  - Includes index
ER  -