McBurney, Donald H. <br/><br/>
Research methods 

 - 4th ed 
 - Pacific Grove:  Brooks/Cole Publishing Company,  1997 
 - 434p.;  23cm 
<br/><br/><label>ISBN: </label>0534355102 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psychology - Research - Methodology<br/>Psychology, experimental-methodology
<br/><br/><label>National Library of Medicine Call No.: </label>BF181