Fletcher, L. How to speak like a pro.
芝加哥风格引文Fletcher, Leon. How to Speak like a Pro.
MLA引文Fletcher, Leon. How to Speak like a Pro.
警告：这些引文格式不一定是100％准确.
APA引文
Fletcher, L. How to speak like a pro.
芝加哥风格引文Fletcher, Leon. How to Speak like a Pro.
MLA引文Fletcher, Leon. How to Speak like a Pro.