Gaya APA
Theobald, William F.. (2005).
Global Tourism: Third edition (3).
America ::
Elsevier,.
Gaya Chicago
Theobald, William F..
Global Tourism: Third edition.
3
America ::
Elsevier,,
2005.
Text.
Gaya MLA
Theobald, William F..
Global Tourism: Third edition.
3
America ::
Elsevier,,
2005.
Text.
Gaya Turabian
Theobald, William F..
Global Tourism: Third edition.
3
America ::
Elsevier,,
2005.
Print.