Littlejohn, A. (2001). Cambridge English worldwide (Starter) with British voices. Cambridge, UK: Cambridge Univ. Press.
Trích dẫn kiểu ChicagoLittlejohn, Andrew. Cambridge English Worldwide (Starter) With British Voices. Cambridge, UK: Cambridge Univ. Press, 2001.
MLA引文Littlejohn, Andrew. Cambridge English Worldwide (Starter) With British Voices. Cambridge, UK: Cambridge Univ. Press, 2001.
警告:這些引文格式不一定是100%准確.