George, Darren <br/><br/>
SPSS for windows step by step  a sample guide and reference 15.0 updatee 

 - 8th ed. 
 - New Delhi  Pearson  2008 
 - 1386p.  PB  26cm. 
<br/><br/> includes index 
<br/><br/><label>ISBN: </label>9788131724293 
<br/><br/><label>Dewey Class. No.: </label>300.28555  / GEO