Suhaini , M.A.S. et al. 2026. Amalan kebersihan dan kelestarian pensijilan halal di premis makanan: Satu kajian kes empirikal. Journal of Islamic, Social, Economics and Development. 11, 86 (Sep. 2026), 909–921. DOI:https://doi.org/10.55573/jised.v11i86.4599.