Science : Standard nine (9th Standard) 

 - Revised ed. 
 - Chennai  SCERT  2025 
 - iv, 324 p.  : ill.  28 cm. 
<br/><br/><label>ISBN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science
<br/><br/><label>Dewey Class. No.: </label>500  / SCE