Early childhood: the development of self-regulatory mechanisms. 

 - New York,  Academic Press,  1971. 
 - xviii, 249 p.  ill. 
<br/><br/> Proceedings of a conference held at Pennsylvania State University, Jan. 1970. 
<br/><br/><label>ISBN: </label>0127317503 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biological control systems<br/>Infants<br/>Child development
<br/><br/><label>LC Class. No.: </label>MED QH508  / .E27