APA引文

Hoganson, K. L. (2019). The heartland: An American history. Penguin Press.

Chicago Style (17th ed.) Citation

Hoganson, Kristin L. The Heartland: An American History. New York: Penguin Press, 2019.

MLA引文

Hoganson, Kristin L. The Heartland: An American History. Penguin Press, 2019.

警告：這些引文格式不一定是100％准確.