Hersh, R (ed) <br/><br/>
18 unconventional essays on the nature of mathematics 
Ed by R. Hersh 
 - New York  Springer  2006 
 - xxvi  326 
<br/><br/><label>ISBN: </label>9780387257174 
<br/><br/><label>Dewey Class. No.: </label>21  / HERS