Klee, Victor <br/><br/>
Old and new unsolved problems in plane geometry and number theory / 
Victor Klee and Stan Wagon 
 - Providence  Mathematical Association of America Press / AMS  2020 
 - xv, 333 p.   ill. ;  24 cm. 
 - The Dolciani mathematical expositions ;  no. 11 .
<br/><br/> Technical Bureau<br/>TB353<br/>$32.00 
<br/><br/><label>ISBN: </label>9781470454616 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geometry, Plane.<br/>Number theory.
<br/><br/><label>Dewey Class. No.: </label>516.22 KLE