Gaya APA
English For Hotel And Tourism. (2007).
Jakarta:
Universitas Terbuka.
Gaya Chicago
English For Hotel And Tourism.
Cet. 1.
Jakarta:
Universitas Terbuka,
2007.
.
Gaya MLA
English For Hotel And Tourism.
Cet. 1.
Jakarta:
Universitas Terbuka,
2007.
.
Gaya Turabian
English For Hotel And Tourism.
Jakarta:
Universitas Terbuka,
2007.
.