APA引文

Usher, S. (2021). Letters of note. Penguin Books.

Chicago Style (17th ed.) Citation

Usher, Shaun. Letters of Note. New York: Penguin Books, 2021.

MLA引文

Usher, Shaun. Letters of Note. Penguin Books, 2021.

警告：這些引文格式不一定是100％准確.