Oxenden, C., & Latham-Koenig, C. (1999). English file: Intermediate student's book. New York: Oxford University Press.
Trích dẫn kiểu ChicagoOxenden, Clive., và Christina Latham-Koenig. English File: Intermediate Student's Book. New York: Oxford University Press, 1999.
Deismireacht MLAOxenden, Clive., và Christina Latham-Koenig. English File: Intermediate Student's Book. New York: Oxford University Press, 1999.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.