APA Style
Suwantoro, Gamal. (1997).
Dasar-Dasar Pariwisata .
Yogyakarta:
Andi Offest.
Chicago Style
Suwantoro, Gamal.
Dasar-Dasar Pariwisata.
Yogyakarta:
Andi Offest,
1997.
Text.
MLA Style
Suwantoro, Gamal.
Dasar-Dasar Pariwisata.
Yogyakarta:
Andi Offest,
1997.
Text.
Turabian Style
Suwantoro, Gamal.
Dasar-Dasar Pariwisata.
Yogyakarta:
Andi Offest,
1997.
Print.