NCERT <br/><br/>
Science textbook for class-IX 

 - 1st 
 - New Delhi  National Council of Educational Research and Training  2018 
 - 218 
<br/><br/> 58379 
<br/><br/><label>ISBN: </label>8174504923  150 
<br/><br/><label>Dewey Class. No.: </label>500 NCE R