APA引文

Asimov, I. (2004). Forward the foundation. Bantam Books.

Chicago Style (17th ed.) Citation

Asimov, Isaac. Forward the Foundation. New York: Bantam Books, 2004.

MLA引文

Asimov, Isaac. Forward the Foundation. Bantam Books, 2004.

警告：這些引文格式不一定是100％准確.