Gaya APA
Leo, Sutanto. (2004).
English for professional hotel communication / Sutanto Leo (Cet. ke-2).
:
Jakarta: Gramedia Pustaka Utama.
Gaya Chicago
Leo, Sutanto.
English for professional hotel communication / Sutanto Leo.
Cet. ke-2
:
Jakarta: Gramedia Pustaka Utama,
2004.
Buku.
Gaya MLA
Leo, Sutanto.
English for professional hotel communication / Sutanto Leo.
Cet. ke-2
:
Jakarta: Gramedia Pustaka Utama,
2004.
Buku.
Gaya Turabian
Leo, Sutanto.
English for professional hotel communication / Sutanto Leo.
Cet. ke-2
:
Jakarta: Gramedia Pustaka Utama,
2004.
Buku.