Helson, Harry and Bevan, William. <br/><br/>
Contemporary Approaches to Psychology / 
Harry Helson and  William Bevan, 
 - Canada :  D. Van Nostrand Company, INC.  1967 
 - xii, 596 p. :  ill. ;  26cm 
<br/><br/> Includes Index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psychology
<br/><br/><label>Dewey Class. No.: </label>150  / HEC 1967