Haji Othman, Mohamad Khairi. 2004. “Keberkesanan Pengajaran Kursus Titas 1: Kajian Di Universiti Teknologi Mara, Shah Alam”. Jurnal Usuluddin 20 (December):159-84. https://vmis.um.edu.my/index.php/JUD/article/view/4216.