Gaya APA
Leo, Sutanto. (2003).
English for professional hotel communication .
Jakarta:
Gramedia Pustaka Utama.
Gaya Chicago
Leo, Sutanto.
English for professional hotel communication.
Jakarta:
Gramedia Pustaka Utama,
2003.
Text.
Gaya MLA
Leo, Sutanto.
English for professional hotel communication.
Jakarta:
Gramedia Pustaka Utama,
2003.
Text.
Gaya Turabian
Leo, Sutanto.
English for professional hotel communication.
Jakarta:
Gramedia Pustaka Utama,
2003.
Print.