Yogesh Kumar <br/><br/>
Study of direct and indirect effects of instructional models on concept based achievement in science 

 - Delhi  University of Delhi India    2005 
 - 182p.  p.  cm. 
<br/><br/><label>Standard No.: </label>85000 
<br/><br/><label>Source: </label> Theses 
<br/><br/><label>Subjects--Topical Terms: </label><br/>EDUCATION