RUUS, D.; ROGAHANG, J. J.; MUKUAN, D. D. S. Effect of Product Quality and Service Quality on Brand Image of PT Elnusa Petrofin (Amurang LPG Depot). Productivity, [S. l.], v. 5, n. 2, p. 874–877, 2024. DOI: 10.35797/ejp.v5i2.54800. Disponível em: https://ejournal.unsrat.ac.id/v3/index.php/productivity/article/view/54800. Acesso em: 29 jun. 2024.