Discipline. 

 - Washington  Association for Childhood Education  1957. 
 - 36 p.  illus. 
 - Its Bulletin .
 - Association for Childhood Education International.  Bulletin  no. 99. .
<br/><br/> Cover title.  "1956-57 Membership service bulletin." 
<br/><br/>Bibliography: p. 36. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Discipline of children