Gaya APA
Riordan, R., Mastura, N. (2009).
Percy Jackson and the olympians 2 The sea of monsters .
Jakarta:
PT Mizan Pustaka.
Gaya MLA
Riordan, Rick., Mastura, Nuraini.
"Percy Jackson and the olympians 2 The sea of monsters".
Jakarta:
PT Mizan Pustaka,
2009.
Text.