DYANA KARLINA; KHAIRIAH ELWARDAH; EVAN STIAWAN. Implementasi Sistem Operasional Pelayanan Tour Leader dalam Meningkatkan Kualitas Layanan Jamaah Umrah (Studi pada PT. Wafdullah Tamu Mulia Cabang Bengkulu). Jurnal Masharif Al-Syariah: Jurnal Ekonomi dan Perbankan Syariah, [S. l.], v. 11, n. 3, 2026. DOI: 10.30651/jms.v11i3.31507. Disponível em: https://journal.um-surabaya.ac.id/Mas/article/view/31507. Acesso em: 11 may. 2026.