Honsberger, Ross,  1929- <br/><br/>
Ingenuity in mathematics/ 
by Ross Honsberger. 
 - Washington, DC:  Mathematical Association of America,  c1970. 
 - vii, 204 p.:  ill.;  23 cm. 
 - New mathematical library;  23. .
<br/><br/>Bibliography: p. 203-204. 
<br/><br/><label>LCCN: </label>77134351 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics.
<br/><br/><label>Dewey Class. No.: </label>510  / H774i