Ishak, Amal Hayati, Muhamad Rahimi Osman, Siti Khadijah Ab. Manan, and Rafeah Saidon. “Rasch Model Scale Calibration Analysis for Islamic Value”. International Review of Management and Marketing 6, no. 7S (October 7, 2016): 11–16. Accessed November 24, 2024. https://econjournals.com./index.php/irmm/article/view/3164.