HIDAYAT, Muhammad Nurkholiq; HERAWAN, Endang; RUSDIYANA, Rusdiyana. Sumber Belajar Ekonomi SMA Berbasis Riset Sistem Produksi Gula Batu di CV. Tiga Bintang. Cetta: Jurnal Ilmu Pendidikan, [S. l.], v. 9, n. 3, p. 315–327, 2026. DOI: 10.37329/cetta.v9i3.5591. Disponível em: https://jayapanguspress.penerbit.org/index.php/cetta/article/view/5591. Acesso em: 15 jul. 2026.