Steve. PYP L8 Rory the Story Single. Pearson Education Limited.
芝加哥风格引文Steve. PYP L8 Rory the Story Single. Pearson Education Limited.
MLA引文Steve. PYP L8 Rory the Story Single. Pearson Education Limited.
警告：这些引文格式不一定是100％准确.
APA引文