Johnson, Joy <br/><br/>
Use of groups in schools :  a practical manual for everyone who practical manual for everyone who works in elementary and secondary schools / 
Joy Johnson 
 - Washington, D.C. :  University Press of America,  1979 
 - 135p. ;  21cm 
<br/><br/> Includes index 
<br/><br/>Bibliography: p.131-133 
<br/><br/><label>ISBN: </label>0819100994 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Elementary school teaching<br/>High school teaching