A.S.T.S.S.S. <br/><br/>
The first all india seminar the teaching of science in secondary schools june 15-30, 1956 

 - New Delhi  Government of india, Ministry of Education  1956 
 - 2,ii,218  Hb 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>
<br/><br/><label>Dewey Class. No.: </label>375.5