Fitikides, T. J. (2005). Common mistakes in english (Fifth edition.). Longman.
Chicago Style (17th ed.) ZitazioaFitikides, T. J. Common Mistakes in English. Fifth edition. London: Longman, 2005.
MLA (9th ed.) ZitazioaFitikides, T. J. Common Mistakes in English. Fifth edition. Longman, 2005.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.