EFREN U. GALAPON; ALOYSIUS J. AURELIO. Development and Validation of a Competency-Based Learning Package in Plumbing NC II. The Asian Journal of Education and Human Development (AJEHD), [S. l.], v. 2, n. 1, 2021. Disponível em: https://ajehd.unp.edu.ph/index.php/ajehd/article/view/30. Acesso em: 19 may. 2024.