Gaya APA
RIORDAN, R.
(2012).
THE HEROES OF OLYMPUS (THE MARK OF ATHENA)
.
Jakarta Selatan:
Gaung Novel.
Gaya MLA
RIORDAN, RICK.
"THE HEROES OF OLYMPUS (THE MARK OF ATHENA)".
Jakarta Selatan:
Gaung Novel,
2012.
Text.