Sawyer, W. W. <br/><br/>
Prelude to mathematics 

 - 1982  Dover publications  New York 
 - 218p. 
<br/><br/><label>ISBN: </label>0486244016   
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>510  / SAW