TY  - BOOK
AU  - George, Darren
AU  - Mallery, Paul
TI  - Spss for windows step by step,a simple guide and reference 18.0 update
SN  - 9789332518124
U1  - 519.50285536 GEO 
PY  - 2014///
CY  - INDIA
PB  - PEARSON EDUCATION
KW  - SPSS FOR WINDOWS STEP BY STEP
ER  -