Wagner,William E <br/><br/>
Using IBM SPSS statistics and research methods 

 - 3rd 
 - London  Sage  2011 
 - 147 
<br/><br/><label>ISBN: </label>9781412991421  1420.86 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics
<br/><br/><label>Dewey Class. No.: </label>300  28555 WAG