TY  - BOOK
AU  - Darren George 
AU  - Paul Mallery 
TI  - SPSS for windows step by step : : a simple guide and reference 15.0 update
SN  - 9788131724293
U1  - 300.285 55 
PY  - 2009///
CY  - Delhi
PB  - Pearson Education
KW  - SPSS
KW  - Research Methodology
KW  - Social Statistics
KW  - Social Sciences
ER  -