Gayagay, Glen. “GEOMETRIC DESIGNS IN THE INDIGENOUS ATTIRES OF THE BONTOC TRIBE: AN EVIDENCE OF ‘ETHNOMATHEMATICS’”. IJRDO -JOURNAL OF MATHEMATICS 7, no. 3 (April 1, 2021): 01-15. Accessed December 28, 2024. http://cpcalendars.ijrdo.org/index.php/m/article/view/4114.