APA引文

Seidl, J., & Swan, M. (2000). Basic English usage: Exercises. Oxford: Oxford University Press.

Trích dẫn kiểu Chicago

Seidl, Jennifer., và Michael Swan. Basic English Usage: Exercises. Oxford: Oxford University Press, 2000.

MLA引文

Seidl, Jennifer., và Michael Swan. Basic English Usage: Exercises. Oxford: Oxford University Press, 2000.

警告：這些引文格式不一定是100％准確.