APA引文

Perkins, F., & Cohen, A. (2011). The Roosevelt I knew. New York: Penguin Books.

Chicago Style (17th ed.) Citation

Perkins, Frances, and Adam Cohen. The Roosevelt I Knew. New York: Penguin Books, 2011.

MLA引文

Perkins, Frances, and Adam Cohen. The Roosevelt I Knew. New York: Penguin Books, 2011.

警告：這些引文格式不一定是100％准確.