Riordan Rick. (2016). Trials Of Apollo The Hidden Oracle. Penguin Random House.
芝加哥风格引文Riordan Rick. Trials Of Apollo The Hidden Oracle. UK: Penguin Random House, 2016.
MLA引文Riordan Rick. Trials Of Apollo The Hidden Oracle. Penguin Random House, 2016.
警告：这些引文格式不一定是100％准确.