ILMAKNUN, Luk-luk; ZAHIROH, Mun Yah. EFFECTIVENESS OF 9P MARKETING MIX STRATEGY IN EFFORTS TO IMPROVE SERVICE QUALITY AT PT. BPRS MITRA MENTARI SEJAHTERA PONOROGO. Ar-Rihlah : Jurnal Keuangan dan Perbankan Syariah, [S. l.], v. 5, n. 1, p. 72–85, 2025. DOI: 10.35194/arps.v5i1.5247. Disponível em: https://jurnal.unsur.ac.id/index.php/ar-rihlah/article/view/5247. Acesso em: 16 apr. 2026.