The Hidden Oracle
Rick Riordan
The Trials of Apollo (1)
Babel
R. F. Kuang
Plutarch's Lives, Volume 1 (of 4)
Plutarch
The Throne of Fire
The Kane Chronicles (2)
Trials of Apollo 4.5: Camp Jupiter Classified
Trials of Apollo (4.5)
Trials of Apollo 4: The Tyrant's Tomb
The Trials of Apollo (4)