Thapar Bal Kishan <br/><br/>
Construction on an achievement test in algebra for class 10th (higher maths: group) of higher secondary schools of Delhi 

 -  1958 
 - 70p. 
<br/><br/><br/>M. Ed. Dissertations, 1958 (Delhi University) 
<br/><br/><label>Source: </label>Dissertations