Ogilvy, Stanley C. <br/><br/>
Tomorrow's math:unsolved problems for the amateur 

 - New york:  Oxford university press,  1962. 
 - 182p.  21cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>510  / OGI