Clements Douglas H <br/><br/>
Learning and teaching early math: The learning trajectories approach 

 - 3 
 - London, UK  Routledge   2021 
 - 468p. 
 - Studies in Mathematical Thinking and Learning .
<br/><br/><label>ISBN: </label>978-0-367-52197-4 
<br/><br/><label>Source: </label>Reference