APA dictionary of statistics and research methods / 
Sheldon Zedeck 
 - Washington, DC :  American Psychological Association,  2014 
 - xvii, 434 p. ;  24 cm. 
<br/><br/><label>ISBN: </label>9781433815331 (hbk.) 1433815338 (hbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psychology--Research--Methodology<br/>Statistics--Methodology