Ani Siregar, and Asrul Harahap. 2026. “Pesan Dakwah Dalam Kegiatan Mangupa-Upa Adat Batak Angkola Di Dusun Payagoti”. JURNAL ILMIAH RESEARCH AND DEVELOPMENT STUDENT 4 (1):86-102. https://doi.org/10.59024/jis.v4i1.1694.