Preparation and evalution of textbooks in mother tongue    Principles and procedures 

 - New Delhi  National Council of Educational Research & Training  1970 
 - iii, 106p.  cm. 
<br/><br/><label>Standard No.: </label>132,460 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>EDUCATION
<br/><br/><label>Dewey Class. No.: </label>T2:3,31, L0