Gaya APA
Tourism Principles; Practices. (1986).
New York:
John Wiley.
Gaya Chicago
Tourism Principles; Practices.
.
New York:
John Wiley,
1986.
Text.
Gaya MLA
Tourism Principles; Practices.
.
New York:
John Wiley,
1986.
Text.
Gaya Turabian
Tourism Principles; Practices.
New York:
John Wiley,
1986.
Print.