Adithya, S <br/><br/>
Study of the effectiveness of periodic. . .  / 
by Adithya S 
 -  Dept of Edu Unty of Kerala,  2012. 
 - 105p. : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education
<br/><br/><label>Dewey Class. No.: </label>370  / ADI.S