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

 - New Delhi  ; Sterling Publishers  , 1981 
 - 232p. 
<br/><br/><label>ISBN: </label> 20 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physics
<br/><br/><label>Dewey Class. No.: </label>530  / GUP