Adnan, M., and E. Zakaria. “MODEL PENGUKURAN KEPERCAYAAN BAKAL GURU MATEMATIK DI MALAYSIA”. Jurnal Pendidikan Sains Dan Matematik Malaysia, vol. 3, no. 1, Apr. 2019, pp. 1-11, https://ejournal.upsi.edu.my/index.php/JPSMM/article/view/2017.