Wallwork, A. (1997). Discussions A - Z: A resource book for speaking activities. Cambridge, UK: Cambridge University Press.
Trích dẫn kiểu ChicagoWallwork, Adrian. Discussions A - Z: A Resource Book for Speaking Activities. Cambridge, UK: Cambridge University Press, 1997.
MLA引文Wallwork, Adrian. Discussions A - Z: A Resource Book for Speaking Activities. Cambridge, UK: Cambridge University Press, 1997.
警告:这些引文格式不一定是100%准确.