Kerlinger, Fred N <br/><br/>
Foundations of behavioral research 

 - 3rd ed. 
 - Bangalore  Prism Books  1995 
 - xviii, 674 p. 
<br/><br/><label>ISBN: </label> RS215 
<br/><br/><label>Dewey Class. No.: </label>150.72 K457F