Universitas Pancasila. Fakultas Pariwisata, {s.a.}
Majalah, Jurnal, Buletin
edited by Patrick Brouder ... [and others]
Routledge, 2017
Buku Teks
edited by Metin Kozak, Juergen Gnoth and Luisa Andreu
Routledge, 2010
Buku Teks
Riska Inki Fitria
[Publisher not identified], 2016
Artikel Jurnal
Dani Dagustani
Faculty of Economics and Business State Islamic University (UIN) Syarif Hidayatullah, 2018
Artikel Jurnal