Gaya APA
Sugiarto, Endar, Kowa, Frans. (1997).
Operasional kantor depan hotel (hotel front office operationals) (ed 1 cet 1.).
Jakarta:
.
Gaya Chicago
Sugiarto, Endar, Kowa, Frans.
Operasional kantor depan hotel (hotel front office operationals).
ed 1 cet 1.
Jakarta:
,
1997.
BUKU.
Gaya MLA
Sugiarto, Endar, Kowa, Frans.
Operasional kantor depan hotel (hotel front office operationals).
ed 1 cet 1.
Jakarta:
,
1997.
BUKU.
Gaya Turabian
Sugiarto, Endar, Kowa, Frans.
Operasional kantor depan hotel (hotel front office operationals).
ed 1 cet 1.
Jakarta:
,
1997.
BUKU.