APA Style
Riordan, R. (2009-2013).
Percy Jackson & Olympians - The Battle Of Labyrinth - Buku 4 .
Bandung:
Mizan Fantasi.
MLA Style
Riordan, Rick.
"Percy Jackson & Olympians - The Battle Of Labyrinth - Buku 4".
Bandung:
Mizan Fantasi,
2009-2013.
Text.