Encyclopedia of educational research :  a project of the American Educational Research Association / 
Edited by Chester W. Harris, with the assistance of Marie R. Liba. 
 - 3d ed. 
 - New York,  Macmillan,  1960. 
 - xxix, 1564 p.  28 cm. 
<br/><br/>Includes bibliographies. 
<br/><br/><label>LCCN: </label>60000275  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education--Dictionaries.<br/>Education--Bibliography.
<br/><br/><label>LC Class. No.: </label>LB15  / .E48 1960 
<br/><br/><label>Dewey Class. No.: </label>370.78003  / ENE 1960