Play interactions :  the contribution of play materials and parental involvement to children's development: proceedings of the Eleventh Johnson & Johnson Pediatric Round Table / 
edited by Allen W. Gottfried, Catherine Caldwell Brown. 
 - Mass :  Lexington Books,  1986 
 - xiv, 344 p. :  ill. ;  24 cm. 
 - Johnson & Johnson pediatric round table series .
<br/><br/>Includes bibliographies and index. 
<br/><br/> Open access. 
<br/><br/><label>LCCN: </label>8545463  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Play--Congresses.<br/>Child development--Congresses.<br/>Parent and child--Congresses.<br/>Toys--Social aspects--Congresses.