George, Darren <br/><br/>
SPSS for windows step by step   A simple guide and reference 17.0 update 

 - South Asia   Pearson  2011 
 - 639p 
<br/><br/><label>ISBN: </label>978813E 
<br/><br/><label>Dewey Class. No.: </label>005.55  / GEO