APA Style
Marpaung, Happy. (1984).
Himpunan Peraturan Pariwisata Indonesia .
Bandung:
Tonis.
Chicago Style
Marpaung, Happy.
Himpunan Peraturan Pariwisata Indonesia.
Bandung:
Tonis,
1984.
Text.
MLA Style
Marpaung, Happy.
Himpunan Peraturan Pariwisata Indonesia.
Bandung:
Tonis,
1984.
Text.
Turabian Style
Marpaung, Happy.
Himpunan Peraturan Pariwisata Indonesia.
Bandung:
Tonis,
1984.
Print.