TY  - GEN
AU  - Darren, George.
AU  - Mallery, Paul.
TI  - SPSS for Windows step by step: a simple guide and reference 10.0 update 
SN  - 0205331270
AV  - HA32 
PY  - 2001///
CY  - Boston
PB  - Allyn and Bacon
KW  - Social sciences
KW  - Computer programs
ER  -