Ariyadasa, K.D. <br/><br/>
In Service Training of Teachers in Sri Lanka  

 - Paris:  Unesco,  1976. 
 - 56p.;  21cm 
<br/><br/><label>ISBN: </label>9231013475 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Teacher Trainning<br/>Education Research
<br/><br/><label>Dewey Class. No.: </label>370.78  / ARI