Gaya APA
Darsono,Agustinus, .
(1995).
Tata Graha Hotel : Houskeeping
.
Jakarta:
Gramedia Widiasarana Indonesia.
Gaya MLA
Darsono,Agustinus, .
"Tata Graha Hotel : Houskeeping".
Jakarta:
Gramedia Widiasarana Indonesia,
1995.
Text.