OXENDEN, Clive; LATHAM-KOENIG, Christina a SELIGSON, Paul. New English file. Oxford: Oxford University Press, 2005. ISBN 9780194518246.
APA CSE CSE NY ČSN ISO 690:2022 (číslování) ČSN ISO 690:2022 - autor, datum Harvard Chicago (16th edition) IEEE ISO 690 MLA (7th edition) Turabian (7th edition)