Christensen, Larry B.,  1941- <br/><br/>
Experimental methodology / 
Larry B. Christensen. 
 - 8th ed. 
 - Boston :  Allyn and Bacon,  2001. 
 - xii, 452 p. ;  25 cm. 
<br/><br/>Includes bibliographical references (p. [425]-443) and index. 
<br/><br/><label>ISBN: </label>0205308325  RM 325.62 
<br/><br/><label>LCCN: </label>00-026668 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psychology, Experimental.<br/>Psychology--Experiments.<br/>Experimental design.