Nugroho T. KEGIATAN SERTIFIKASI KOMPETENSI BIDANG PERHOTELAN (ROOM ATTANDENT). JURDIAN [Internet]. 2024 Feb. 5 [cited 2026 Jul. 25];3(2):249-53. Available from: https://journal.bukitpengharapan.ac.id/index.php/JURDIAN/article/view/222