Guilford J.P. <br/><br/>
Psychometic methods 

 - 2nd 
 - New York, USA  McGraw-Hill Book Company  1936 
 - ix,597p. 
 - McGraw-Hill Series in Psychology .
<br/><br/><label>Source: </label>Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psychometry