Contractor’s Responsibility for a Work Contract in a Project Direct Appointment by the Commitment Making Officer (PPK) of the Regional Government Organization (OPD) (Study at the Public Works and Spatial Planning Department of Tanjungbalai City). JISIP (Jurnal Ilmu Sosial dan Pendidikan), [S. l.], v. 7, n. 4, p. 3457–3463, 2023. DOI: 10.58258/jisip.v7i4.5780. Disponível em: https://ejournal.mandalanursa.org/index.php/JISIP/article/view/5780. Acesso em: 15 jun. 2026.