Ni Luh Novi Suryantini Dewi, I Gusti Agung Mas Krisna Komala Sari, & I Nyoman Winia. (2020). Source of The Reservation in Relation to Increase Volume of Room Sales on Discovery Kartika Plaza Hotel. EDUTOURISM Journal Of Tourism Research, 2(02), 162-168. https://doi.org/10.53050/ejtr.v2i02.140