Muhammad Zahirul Fikri, Nur Mutamakkin, Erny Khoirun Nisa. OPTIMALISASI LAYANAN UMROH MELALUI PENINGKATAN SDM DAN KEPUASAN JAMAAH: STUDI PADA PT. ANNISA AHMADA TRAVELINDO. Tifani [Internet]. 2025 Nov. 12 [cited 2026 May 10];5(2):118-24. Available from: https://tifani.org/index.php/tifani/article/view/136