Gupta S P <br/><br/>
Research in teaching of science 

 - New Delhi  A P H Publishing  2005 
 - 260p 
<br/><br/><label>ISBN: </label>978-8176487764 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Commerce
<br/><br/><label>Dewey Class. No.: </label>930.7 SINT