Gaya APA
Manurung, H., Tarmoezi, T. (2004).
Professional hotel front liner (hotel front office) .
Jakarta:
Kesaint Blanc.
Gaya MLA
Manurung, Heldin., Tarmoezi, Trizno.
"Professional hotel front liner (hotel front office)".
Jakarta:
Kesaint Blanc,
2004.
Text.