Burton, Leone,  1936- <br/><br/>
Thinking things through  problem solving in mathematics 
[by] Leone Burton 
 - Oxford  Blackwell  1984 
 - 138 p.  25 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Study and teaching (Elementary)
<br/><br/><label>Dewey Class. No.: </label>372.7  / 3