Gupta, Sharwan Kumar <br/><br/>
Teaching physical sciences  in secondary schools 

 - New Delhi  Sterling Publishers  1981 
 - vi,2,184  Hb  21.6 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>
<br/><br/><label>Dewey Class. No.: </label>375.53