Layli Rohmatillah, Wilda Tul Uluf. Umrah Worship Service Strategy Management at PT Darul Arqam Travel Tour Kraksaan Probolinggo. HARAMAIN : Jurnal Manajemen Bisnis [Internet]. 2025 Jan. 10 [cited 2026 Jul. 26];5(01):09-1. Available from: https://jurnalstebibama.ac.id/index.php/jmb/article/view/167