Wells, David <br/><br/>
Problem solving for national curriculum mathematics:  student's book 1/ 
David Wells 
 - Oxford  Blackwell Education  1990 
 - 66p.:  ill.  29cm 
<br/><br/><label>ISBN: </label>0631903887 
<br/><br/><label>LC Class. No.: </label>QA43  / .W46 1990