APA aipamena

Riordan,Rick. (2010). Percy Jackson & The Battle of the Labyrinth. Puffin books.

Chicago Style aipamena

Riordan,Rick. Percy Jackson & The Battle of the Labyrinth. UK: Puffin books, 2010.

MLA aipamena

Riordan,Rick. Percy Jackson & The Battle of the Labyrinth. Puffin books, 2010.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.