APA Style

RIORDAN, Rick. (2017). THE TRIALS OF APOLLO : THE DARK PROPHECY . United States of America: Puffin.

Chicago Style

RIORDAN, Rick. THE TRIALS OF APOLLO : THE DARK PROPHECY. United States of America: Puffin, 2017. Text.

MLA Style

RIORDAN, Rick. THE TRIALS OF APOLLO : THE DARK PROPHECY. United States of America: Puffin, 2017. Text.

Turabian Style

RIORDAN, Rick. THE TRIALS OF APOLLO : THE DARK PROPHECY. United States of America: Puffin, 2017. Print.