Fareza G, Risal T. Pengaruh Promosi, Diskon dan Fasilitas Terhadap Keputusan Menginap pada Hotel Grand Darussalam Medan. jecs [Internet]. 2024 Dec. 31 [cited 2025 Aug. 21];6(2):31-46. Available from: https://pusdikra-publishing.com/index.php/jecs/article/view/2292