Harrison, M., & Kerr, R. (1996). First certificate practice tests. New York: Oxford University Press.
Trích dẫn kiểu ChicagoHarrison, Mark., và Rosalie Kerr. First Certificate Practice Tests. New York: Oxford University Press, 1996.
Deismireacht MLAHarrison, Mark., và Rosalie Kerr. First Certificate Practice Tests. New York: Oxford University Press, 1996.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.