Naunton, J., & Clark, P. (2000). Clockwise: Upper - intermediate : Teacher's book. New York: Oxford University Press.
Trích dẫn kiểu ChicagoNaunton, Jon., và Paul Clark. Clockwise: Upper - Intermediate : Teacher's Book. New York: Oxford University Press, 2000.
Deismireacht MLANaunton, Jon., và Paul Clark. Clockwise: Upper - Intermediate : Teacher's Book. New York: Oxford University Press, 2000.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.