A structural approach to mathematics : unit 3 
 - London  Rupert Hart-Davis  1972 
 - 224p.  ill.  20 cm. 
<br/><br/> 2nd vol. not available 
<br/><br/>L 
<br/><br/><label>ISBN: </label>0247986038 
<br/><br/><label>Dewey Class. No.: </label>510  / S