APA Style
Cowell, C., Mustika, . (2019).
The Wizards of Once : Knock three Times = Ketuk Tiga Kali .
Jakarta:
Mahaka Publishing.
MLA Style
Cowell, Cressida., Mustika, .
"The Wizards of Once : Knock three Times = Ketuk Tiga Kali".
Jakarta:
Mahaka Publishing,
2019.
Text.