Gaya APA
Suwantoro, Gamal. (2002).
Dasar-dasar Pariwisata / Gamal Suwantoro .
Yogyakarta ::
Andi,.
Gaya Chicago
Suwantoro, Gamal.
Dasar-dasar Pariwisata / Gamal Suwantoro.
Yogyakarta ::
Andi,,
2002.
Text.
Gaya MLA
Suwantoro, Gamal.
Dasar-dasar Pariwisata / Gamal Suwantoro.
Yogyakarta ::
Andi,,
2002.
Text.
Gaya Turabian
Suwantoro, Gamal.
Dasar-dasar Pariwisata / Gamal Suwantoro.
Yogyakarta ::
Andi,,
2002.
Print.