NURDIAN, Budi; KARNO. Economic Improvement Based on Hajj and Umrah Business in Indonesia. Jurnal Greenation Ilmu Akuntansi, [S. l.], v. 3, n. 4, p. 132–138, 2025. DOI: 10.38035/jgia.v3i4.568. Disponível em: https://greenationpublisher.org/JGIA/article/view/568. Acesso em: 25 jan. 2026.