Gaya APA
Xu, L.
(2019).
Young Adult: Dark Series #4: Di Balik Sosok Gelap
(
Cet. 2)
.
Jakarta:
Gramedia Pustaka Utama.
Gaya MLA
Xu, Lexie.
"Young Adult: Dark Series #4: Di Balik Sosok Gelap".
Cet. 2
Jakarta:
Gramedia Pustaka Utama,
2019.
Text.