Mokhtar, M. I., and R. Abdullah. “UNDANG-UNDANG AIR ISLAM: ANALISIS KOMPARATIF TERHADAP ASPEK KUALITI AIR: Islamic Law of Water: Comparative Analysis of The Quality Aspects of Water”. Jurnal Syariah, vol. 20, no. 2, May 2012, pp. 185-18, http://jice.um.edu.my/index.php/JS/article/view/22623.