Preparation and evaluation of textbooks in mother tongue    principles and procedures 

 -  1970 
 - iii,107p.  cm. 
<br/><br/> Bib 107p 
<br/><br/><label>Standard No.: </label>88,119 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>EDUCATION
<br/><br/><label>Dewey Class. No.: </label>T15(M1):3,31.2, L0