TY  - BOOK
AU  - George, Darren 
AU  -  Mallery, Paul
TI  - SPSS for Win-DO-ws Step by Step: A Simple Guide and Reference 6/E
SN  - 81-317-1287-0
U1  - 5.4478 
PY  - 2007///
CY  - Vidhyanagar
PB  - Pearson
ER  -