Hedderson, John <br/><br/>
SpssX made simple 

 - California :  Wadsworth pub,  1987. 
 - xvi,253p.;  24cm 
<br/><br/><label>ISBN: </label>0534074588 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data Processing<br/>Computer Science
<br/><br/><label>Dewey Class. No.: </label>001.64  / HED