1.
Aisyah Ramadhani, Muhammad Fachran Haikal. Manajemen Pelayanan Jemaah Lansia oleh Tour Leader di Multazam Haji Umroh. JUPIEKES [Internet]. 2026 May 30 [cited 2026 Sep. 8];4(2):276-90. Available from: https://journal.staiypiqbaubau.ac.id/index.php/jupiekes/article/view/3384