Kuganathan, V. Balamurali, S. <br/><br/>
Grade 07 - Mathematics. 

 - 1st, Ed. 
 - Jaffna :  Yaarl Nagar Maths Circle,  2019. 
 - vi, 268 p. 
<br/><br/><label>ISBN: </label>9789557315096 
<br/><br/><label>Dewey Class. No.: </label>510  / KUG