Geronimo Stilton. (2019). Geronimo Stilton Secret Agent (2008.). Scholastic Publications.
芝加哥风格引文Geronimo Stilton. Geronimo Stilton Secret Agent. 2008. Scholastic Publications, 2019.
MLA引文Geronimo Stilton. Geronimo Stilton Secret Agent. 2008. Scholastic Publications, 2019.
警告：这些引文格式不一定是100％准确.