Mitchell, Elmer Dayton <br/><br/>
The theory of play 
by Elmer D. Mitchell and Bernard S. Mason. 
 - Rev. and enl. ed. 
 - New York  A.S. Barnes  c1948. 
 - 542 p.  24 cm. 
<br/><br/>Includes bibliographies and index. 
<br/><br/><label>LCCN: </label>48004042  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Play<br/>Physical education and training
<br/><br/><label>LC Class. No.: </label>LB1137  / .B632 1948 
<br/><br/><label>Dewey Class. No.: </label>790