Gaya APA
Sirna, I, K. et al
(2025).
Excellent Service for Hospitality Industry
.
Yogyakarta:
Deepublish.
Gaya MLA
Sirna, I, Ketut. et al.
"Excellent Service for Hospitality Industry".
Yogyakarta:
Deepublish,
2025.
Buku Tercetak.