Piaget Jean <br/><br/>
Child's construction of quantities: Conservation and atomism 

 - London, UK  Routledge and Kegan Paul  1974 
 - viii,285p 
<br/><br/><label>ISBN: </label>0-7100-7887-0 
<br/><br/><label>Source: </label>Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Child psychology