SUMBANGSIH SERTIFIKAT HALAL DALAM KONTRIBUSI USAHA PADA WAROENG STEAK AND SHAKE DI LUMAJANG. AL-MANSYUR, [S. l.], v. 1, n. 2, p. 35–58, 2024. Disponível em: https://ejournal.stainu-malang.ac.id/index.php/almansyur/article/view/9. Acesso em: 18 oct. 2025.