Mahamah Maifiah, M. H. and Saiful Nazri, A. S. (2026) “The practice of halal and toyyib principles among migrant food handlers IIUM food services: A food safety and hygiene perspective through a mixedmethods approach”, Halalsphere, 6(1), pp. 50–58. doi: 10.31436/hs.v6i1.139.