Cita APA (7a ed.)

Riordan Rick. (2017). Trials OF Apollo The Dark Prophecy. Penguin Random House.

Cita Chicago Style (17a ed.)

Riordan Rick. Trials OF Apollo The Dark Prophecy. UK: Penguin Random House, 2017.

Cita MLA (9a ed.)

Riordan Rick. Trials OF Apollo The Dark Prophecy. Penguin Random House, 2017.