Howitt, Dennis; Cramer, Duncan   <br/><br/>
Introduction to statistics in psychology 
Dennis Howitt and Duncan Cramer 
 - 5th ed.  
 - England   Pearson Education Limited   2011 
 - xlvi, 624 p. 
<br/><br/><label>ISBN: </label>9780273734307 
<br/><br/><label>Subjects--Topical Terms: </label>--Psychometrics--Psychology--Statistical methods
<br/><br/><label>Dewey Class. No.: </label>150.15195  / HOW