Santiago, Jerome G., and Januard Denola Dagdag. “The Effect of Mother Tongue-Based Multilingual Education on the Science Achievement and Metacognitive Learning Orientations of Ilocano Grade 3 Pupils: Implications for Policy and Practice”. Journal of Research, Policy & Practice of Teachers and Teacher Education 11, no. 2 (October 20, 2021): 46–58. Accessed November 23, 2024. https://ojs.upsi.edu.my/index.php/JRPPTTE/article/view/5220.