Cada, Jr., Leonardo F. “‘Ignorance of the Law Excuses No one:’ Fundamental Laws Every Filipino Teachers in Educational Institutions Should Know”. International Journal of Multidisciplinary: Applied Business and Education Research 5, no. 3 (March 22, 2024): 906–916. Accessed July 6, 2025. https://ijmaberjournal.org/index.php/ijmaber/article/view/1591.