W. S. Wan Ahmad and Z. Aini, “Al-Hikmah Rethorical Da’wah Through Gentle Method In "Tenggelamnya Kapal Van Der Wijck" Novel Written By HAMKA: Retorik Dakwah Al-Hikmah Menerusi Kaedah Lembut Dalam Novel Tenggelamnya Kapal Van Der Wijck Karya HAMKA”, alqanatirjournal, vol. 13, no. 1, pp. 1–13, Dec. 2018.