TY  - BOOK
AU  - George,Darren
AU  - Mallery,Paul
TI  - SPSS for windows step by step: A simple guide and reference 14.0 update 
SN  - 0205515851
PY  - 2007///
CY  - Boston
PB  - Pearson Education
KW  - Social sciences
KW  - Statistical methods
KW  - Computer Software
KW  - sears
KW  - SPSS for Windows
KW  - Statistical mathematics
ER  -