Tatsulok ang magasing matematika para sa makabagong kabataan 9:  Elevated feelingss : vol 27 / no. 4 s/y 2021-2022 / 

 - Philippines:  University Press First Asia,   S/Y 2021-2022.  
 - 1 volume;  23 leaves, colored illustrations;   25 cm. 
 -  volume 27 no. 4  0118-0355 .
<br/><br/><br/>English 
<br/><br/><label>ISSN: </label>0118-0363 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Current events. --periodicals