Gaya APA
Riordan, R.
(2019).
Hotel valhalla guide to the norse worlds
(
Cet. 1)
.
jakarta selatan:
Mizan Fantasi.
Gaya MLA
Riordan, Rick.
"Hotel valhalla guide to the norse worlds".
Cet. 1
jakarta selatan:
Mizan Fantasi,
2019.
Text.