Harris, Henry <br/><br/>
The Group Approach to Leadership-Testing 

 - London :  Routledge and Kegan Paul Ltd.,  1949 
 - x, 288p.;  21,5 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Test
<br/><br/><label>Universal Decimal Class. No.: </label>159.9.072