Mardiani, Leni, and Alim Murtani. “Pengaruh Kesadaran Halal, Kualitas Produk, Harga Dan Promosi Terhadap Minat Beli Shad Nigella Plus Pada PT. Shad Global Indonesia MSUT27 Medan Deli”. Innovative: Journal Of Social Science Research, vol. 3, no. 6, Dec. 2023, pp. 9659-73, http://j-innovative.org/index.php/Innovative/article/view/7313.