Wallwork, A. (1997). Discussions A- Z: A resource book of speaking activities. Cambridge: Cambridge University Press.
Trích dẫn kiểu ChicagoWallwork, Adrian. Discussions A- Z: A Resource Book of Speaking Activities. Cambridge: Cambridge University Press, 1997.
Deismireacht MLAWallwork, Adrian. Discussions A- Z: A Resource Book of Speaking Activities. Cambridge: Cambridge University Press, 1997.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.