Guilford, J. P. <br/><br/>
General psychology 
/ by J. P. Guilford, ... 
. - New York  : D. Van Nostrand Company, c1939
. - XII-630 p.  : ill.  ; 24 cm. 
<br/><br/>Bibliogr., index 
<br/><br/><label>Source: </label> Don 
<br/><br/><label>Universal Decimal Class. No.: </label>159.9