Citra Tartilla Nurdita Putri, Eman Sukmana, I Wayan Lanang Nala and Rinto Dwiatmojo (2019) “Pengaruh Online Travel Agent terhadap Pemesanan Kamar di Hyatt Regency Yogyakarta”, EDUTOURISM Journal Of Tourism Research, 1(2), pp. 92-99. doi: 10.53050/ejtr.v1i2.143.