Howitt, Dennis. <br/><br/>
Introduction to statistics in psychology / Dennis Howitt and  Duncan Cramer. 

 - 5th ed. 
 - New York :    Pearson,    2013. 
 - xxiv,624p.: ill. 
<br/><br/>Includes  bibliographical references and index 
<br/><br/><label>ISBN: </label>9780273734307 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psychometrics.
<br/><br/><label>LC Class. No.: </label>BF 39.74 HOW 2011