Sitinjak, Imman Yusuf, Sariaman Gultom, Christian Daniel Hermes, and Mariah SM Purba. “IMPLEMENTASI SURAT PERJANJIAN MENURUT HUKUM PERDATA DAN KEBIASAAN MASYARAKAT ADAT (Desa Cinta Maju Kabupaten Samosir)”. Jurnal Pengabdian Masyarakat Sapangambei Manoktok Hitei 2, no. 2 (February 17, 2023): 84–93. Accessed July 3, 2024. https://jurnal.usi.ac.id/index.php/jpmsm/article/view/511.