HAKANNA, H.; RATNAMULYANI, I. A.; KUSUMADINATA, A. A. STRATEGI PUBLIC RELATIONS DALAM MENJAGA CORPORATE IMAGE DI PT PERTAMINA (PERSERO) MARKETING OPERATION REGION (MOR) III. JURNAL KOMUNIKATIO, [S. l.], v. 4, n. 2, 2018. DOI: 10.30997/jk.v4i2.1213. Disponível em: https://ojs.unida.ac.id/JK/article/view/1213. Acesso em: 9 dec. 2021.