Keberkesanan Modul Pemurnian Akidah 2012 Dalam Menangani Gejala Murtad 2012 Bagi Kes-Kes Permohonan Keluar Islam Di Pulau Pinang: The Effectiveness of Faith Purification Module 2012 in Handling Cases of Application to Leave Islam in Penang. J. Muwafaqat 2021, 4 (1), 41-60.