Mohanty, Susandhya <br/><br/>
Teaching of science in secondary schools/by Susandhya Mohanty 

 - New Delhi  Deep & Deep Publications  1996 
 - 246p. 
<br/><br/><label>ISBN: </label>81-7100-830-5 
<br/><br/><label>Dewey Class. No.: </label>507  M726T