Singapori Math :  World leader in math 1B / 

 - Dhaka :  Light of hop,  2022. 
 - 93 p. ;  22 cm.  450Taka. 
<br/><br/><label>ISBN: </label>9789849579953. 
<br/><br/><label>Subjects--Index Terms: </label>Math 
<br/><br/><label>Dewey Class. No.: </label>510