APA引文

Riordan, R. (2012). The Heroes of Olympus The Mark of Athena. Penguin Books Ltd.

Chicago Style (17th ed.) Citation

Riordan, Rick. The Heroes of Olympus The Mark of Athena. Penguin Books Ltd, 2012.

MLA引文

Riordan, Rick. The Heroes of Olympus The Mark of Athena. Penguin Books Ltd, 2012.

警告：這些引文格式不一定是100％准確.