Gaya APA
Barustyawati, A, S. (2014).
Tourism in Words: Vocabulary and English For Hospitality Industri .
Yogyakarta:
Graha Ilmu.
Gaya MLA
Barustyawati, A.A., Sri.
"Tourism in Words: Vocabulary and English For Hospitality Industri".
Yogyakarta:
Graha Ilmu,
2014.
Buku Tex.