Gaya APA
Visutskie, L. (2002).
HOTEL STAFF: ENGLISH FOR SPECIAL PURPOSES CONVERSATIONAL APPROACH .
Jakarta:
Kesaint Blanc.
Gaya MLA
Visutskie, Lynne.
"HOTEL STAFF: ENGLISH FOR SPECIAL PURPOSES CONVERSATIONAL APPROACH".
Jakarta:
Kesaint Blanc,
2002.
Buku Inti.