Cozby, Paul C. <br/><br/>
Methods in behavioral research / 
Paul C. Cozby. 
 - 4th ed. 
 - Mountain View, California :  Mayfield Publ. Co. ,  1989. 
 - xii, 302 p. 
<br/><br/><label>ISBN: </label>0-87484-897-0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psychology