Singh A C <br/><br/>
"Formulation of criteria for the writing and the selection of arithmetic textbooks and evaluation of an arithmetic textbook used in the seondary schools of Manipur and Assam" 

 -  1961 
 - iv,81p. 
<br/><br/><br/>M.Ed. Dissertations, 1961 (Delhi University) 
<br/><br/><label>Source: </label>Dissertations