Shaughnessy. J. John.  <br/><br/>
Research Methods in Psychology  English  
Shaughnessy. J. John.  
 - America:  Alfred A. Knopf, Inc. ;  1985. 
 - xv519p:  ill:  20cm.  
<br/><br/><label>ISBN: </label>0394328345 
<br/><br/><label>Dewey Class. No.: </label>150.721  / SHA