Mohd Salleh, Mohd Mahyeddin, Mustafa ‘Afifi Abdul Halim, and Sumaiyah Abd Aziz. “Implementation Of Islamic Cleansing (Sertu) In The Halal Industry”. al-Qanatir: International Journal of Islamic Studies 18, no. 1 (March 4, 2020): 1-9. Accessed April 4, 2020. http://al-qanatir.com/index.php/qanatir/article/view/255.