Hoppock Robert <br/><br/>
Group guidance   " principles, techniques and evaluation" 

 -  1949 
 - p.  cm. 
 - "McGraw-Hill series in education, ed by Harold Benjamin" .
<br/><br/><label>Standard No.: </label>157229 
<br/><br/><label>Source: </label> Digitized Books 
<br/><br/><label>Subjects--Topical Terms: </label><br/>EDUCATION
<br/><br/><label>Dewey Class. No.: </label>"T:855, H9"