Dubnov, Ya. S.  1887-1957. <br/><br/>
Mistakes in geometric proofs/ 
Translated and adapted from the 2d Russian ed. (1955) by Alfred K. Henn and Olga A. Titelbaum. 
 - Boston:  Heath,  [1963]. 
 - 57 p.:  illus.,  21 cm. 
 - Topics in mathematics .
<br/><br/><label>LCCN: </label>61017840 /L/r84 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geometry---Problems, exercises, etc.<br/>Fallacies (Logic)-
<br/><br/><label>Dewey Class. No.: </label>516  / D814m