APA引文

Swan, M., & Walter, C. (1984). The Cambridge English course 1: Practice book. Cambridge: Cambridge University Press.

Trích dẫn kiểu Chicago

Swan, Michael, và Catherine Walter. The Cambridge English Course 1: Practice Book. Cambridge: Cambridge University Press, 1984.

MLA引文

Swan, Michael, và Catherine Walter. The Cambridge English Course 1: Practice Book. Cambridge: Cambridge University Press, 1984.