Pagano, Robert R. <br/><br/>
Understanding statistics in the behavioral sciences / 
Robert R. Pagano. 
 - 9th ed. 
 - Belmont, CA :  Wadsworth/Cengage Learning,  2010. 
 - xxix, 599 p. :  ill. ;  26 cm. 
<br/><br/><label>ISBN: </label>9780495596523 (hbk.) :  RM563.12 0495596523 (hbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psychology--Statistical methods--Textbooks.<br/>Psychometrics v Textbooks.