8th standard - Science / 
Tamil Nadu Textbook and Educational Services Corporation. 
 -  Tamil Nadu Textbook and Educational Services Corporation,  2024. 
<br/><br/><label>ISBN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science.
<br/><br/><label>Dewey Class. No.: </label>500  / TAM