Gaya APA
Khairina, E. et al
(2019).
Knock! Knock! Who's There?
(
Pertama)
.
Bandung:
DAR! Mizan.
Gaya MLA
Khairina, Esa. et al.
"Knock! Knock! Who's There?".
Pertama
Bandung:
DAR! Mizan,
2019.
Text.