(2003). Contemporary English book. USA: MC graw hill.
Trích dẫn kiểu ChicagoContemporary English Book. USA: MC graw hill, 2003.
Deismireacht MLAContemporary English Book. USA: MC graw hill, 2003.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.