Suardi. “Teknik Penerapan Metode Umpan Balik Dalam Proses Pembelajaran”. Jurnal Bina Ilmu Cendekia 2, no. 2 (December 20, 2021). Accessed October 19, 2025. https://www.jurnal.icjambi.id/index.php/jbic/article/view/117.