Giegerich, H. J. (1992). English phonology: An introduction. Cambridge University Press.
Lua i Stíl Chicago (17ú heag.)Giegerich, Heinz J. English Phonology: An Introduction. Great Britain: Cambridge University Press, 1992.
Lua MLA (9ú heag.)Giegerich, Heinz J. English Phonology: An Introduction. Cambridge University Press, 1992.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.