Mottershead, Lorraine <br/><br/>
Sources of mathematical discovery/ 
Larraine Mottershead 
 - Oxford  Basil Blackwell  1977 
 - 183p.:  ill.  24cm 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0631102213 
<br/><br/><label>LC Class. No.: </label>QA43  / .M85 1977