Ray, Wilbert S. <br/><br/>
A laboratory manual for social psychology  /    
Wilbert S. Ray. 
 - New York :   American Book Company,   [c1951]. 
 - xvi, 173 p. ;    28 cm. 
 - American psychology series.;   .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social  psychology.--------
<br/><br/><label>Dewey Class. No.: </label>301.1507