Gaya APA
Forter, D, L. (1998).
Front office operasion and administration .
Malang:
D-III Pariwisata Universitas Merdeka Malang.
Gaya MLA
Forter, Dennis, L..
"Front office operasion and administration".
Malang:
D-III Pariwisata Universitas Merdeka Malang,
1998.
Text.