Pickard, Phyllis M. <br/><br/>
The activity of children / 
[by] P.M. Pickard. 
 - [London] :  Longmans,  [1965] 
<br/><br/> Reprint of 1968. 
<br/><br/>Bibliography: p. 139-144. 
<br/><br/><label>LCCN: </label>65029558 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Child study.<br/>Play.
<br/><br/><label>LC Class. No.: </label>BF721  / .P557