Situmeang, S., R. Ferinia, and S. Hutagalung. “Ujian Kesetiaan Persembahan Dimasa Pandemi Covid-19 Berdasarkan Maleakhi 3:10”. Jurnal Teologi (JUTEOLOG), vol. 2, no. 1, Dec. 2021, pp. 78-96, doi:10.52489/juteolog.v2i1.58.