Cita APA

Riordan,Rick. (2010). Percy Jackson and the last olympian. Puffin books.

Chicago Edition Citation

Riordan,Rick. Percy Jackson and the Last Olympian. London: Puffin books, 2010.

Cita MLA

Riordan,Rick. Percy Jackson and the Last Olympian. Puffin books, 2010.

Atenció: Aquestes cites poden no estar 100% correctes.