Math talino: the butterfly method, Vol. 29 / No. 1 

 - Makati City;  Diwa Learning Systems Inc.,  2023-2024. 
 - 29 Volume;  26 cm. 
<br/><br/><label>ISSN: </label>01182617 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Periodicals