Learning and teaching number theory :  research in cognition and instruction / 
edited by Stephen R. Campbell and Rina Zazkis. 
 - Westport, Conn. :  Ablex Pub.,  2002. 
 - 245 p. :  ill. 
 - Mathematics, learning, and cognition. monograph series of the Journal of mathematical behavior ;  v. 2 .
<br/><br/>HKBU library 
<br/><br/> YT2025 M08 
<br/><br/><label>ISBN: </label>1567506526 1567506534 9781567506525 9781567506532 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Number theory--Study and teaching.
<br/><br/><label>LC Class. No.: </label>QA241  / L438 2002