Gaya APA
Riordian, R., Indardini, R. (2010).
The Battle of The Labyrinth = Pertempuran Labirin Bk.4 .
Jakarta:
Mizan fantasi.
Gaya MLA
Riordian, Rick., Indardini, Reni.
"The Battle of The Labyrinth = Pertempuran Labirin Bk.4".
Jakarta:
Mizan fantasi,
2010.
Text.