George, Darren <br/><br/>
SPSS for Windows Step by Step; a simple guide and reference 14.0 update 

 - 7th 
 - Delhi  Pearson Education  2007 
 - 386p. 
<br/><br/><label>ISBN: </label> RS 2566.00 
<br/><br/><label>Dewey Class. No.: </label>005.5'5 GEO