Cabahug, Ira, Ninfa C Osias, Braziel L Ongcachuy, and Gerlinda G Corpuz. 2024. “21st Century Skills and Teachers’ Performance: Basis for Instructional Development Plan”. American Journal of Arts and Human Science 3 (2): 82-105. https://doi.org/10.54536/ajahs.v3i2.2860.