Evaluation in mathematics :  twenty-sixth Yearbook / 
National Council of Teachers of Mathematics. 
 - Washington:   The National Council of Teachers,   1961.  
 - 216 p. ;  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Study and teaching
<br/><br/><label>Dewey Class. No.: </label>510.71