TY  - GEN
AU  - Norusis, Marija J.
TI  - Spss 12.0: guide to Data Analysis 
SN  - 0131478869
AV  - HA32 
PY  - 2004///
CY  - New Jersey
PB  - Prentice Hall
KW  - Data analysis
KW  - SPSS (Computer program)
N1  - Includes bibliography and index (627 - 637 p.)
ER  -