Kounin, Jacob Sebatian,  1912- <br/><br/>
Discipline and group management in classrooms / 
[By] Jacob S. Kounin. 
 - New York :  Holt, Rinehart and Winston,  [1970]. 
 - xii, 178 p. ;  22 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>0030782104 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Classroom management<br/>Group work in education