APA citiranje

Swan, M., & Walter, C. (1997). The New Cambridge English Course IV: Upper- Intermediate. New York: Cambridge University Press.

Trích dẫn kiểu Chicago

Swan, Michael, và Catherine Walter. The New Cambridge English Course IV: Upper- Intermediate. New York: Cambridge University Press, 1997.

MLA citiranje

Swan, Michael, và Catherine Walter. The New Cambridge English Course IV: Upper- Intermediate. New York: Cambridge University Press, 1997.