Gaya APA
Cooper, Chris dkk. (2008).
Tourism : principles and practices (4).
Inggris:
Prentice-Hall, Inc.
Gaya Chicago
Cooper, Chris dkk.
Tourism : principles and practices.
4
Inggris:
Prentice-Hall, Inc,
2008.
Text.
Gaya MLA
Cooper, Chris dkk.
Tourism : principles and practices.
4
Inggris:
Prentice-Hall, Inc,
2008.
Text.
Gaya Turabian
Cooper, Chris dkk.
Tourism : principles and practices.
4
Inggris:
Prentice-Hall, Inc,
2008.
Print.