Gaya APA
Allo, S, M, D, G.
(2020).
The Coursebook of Cross Culture Understanding
.
Yogyakarta:
Budi Utama.
Gaya MLA
Allo, Sulviana, Markus, Deli, Girik.
"The Coursebook of Cross Culture Understanding".
Yogyakarta:
Budi Utama,
2020.
Buku Tercetak.