Ruswana I. Pengaruh Pelatihan Terhadap Kualitas Kerja Room Attendant Di Garuda Plaza Hotel And Convention Medan. JOM [Internet]. 2022 Sep. 29 [cited 2024 Apr. 26];1(1):21-9. Available from: http://jom.poltekparmedan.ac.id/index.php/jomph/article/view/23