Millar, Susanna. <br/><br/>
The psychology of play / 
Susanna Millar. 
 - Harmondsworth, Middlesex, Eng. :  Penguin Books,  c1968. 
 - 288 p. 
<br/><br/><label>ISBN: </label>0140209743 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Play assessment (Child Psychology).