Hakanna, H., I. A. Ratnamulyani, and A. A. Kusumadinata. “STRATEGI PUBLIC RELATIONS DALAM MENJAGA CORPORATE IMAGE DI PT PERTAMINA (PERSERO) MARKETING OPERATION REGION (MOR) III”. JURNAL KOMUNIKATIO, vol. 4, no. 2, Oct. 2018, doi:10.30997/jk.v4i2.1213.