@book { HOSPITALITYTOURISM, title = "HOSPITALITY & TOURISM", author = "Elbeyi {Pelit} and Hasan Hüseyin {Soybali} and Ali {Avan}", year = "2020", publisher = "Peter Lang Verlag", address = "Berlin, Germany", doi = "10.3726/b17900", url = "https://www.peterlang.com/document/1111600" }