Arip, Mohammad Aziz Shah Mohamed, Samsiah Mohd Jais, Aniza Benu, Mohd Safuan Zakaria, Nur Hazwani Zahariman, and Norehan Ishak. 2012. “Construction, Validity and Reliability of the Inventory of Basic Religious Knowledge (IBRK)”. Asian Journal of Assessment in Teaching and Learning 2 (December):86-94. https://ojs.upsi.edu.my/index.php/AJATeL/article/view/1927.