br Ginting, D., Fadhilah, M., & Hutami, L. T. H. (2022). Efektivitas Online Travel Agent Dan Promosi Penjualan Terhadap Jumlah Tamu Di Hotel Arjuna Yogyakarta. COSTING : Journal of Economic, Business and Accounting, 5(2), 793-798. https://doi.org/https://doi.org/10.31539/costing.v5i1.3314