References/further recommended reading

• J.C. Wells: Accents of English, volumes 1, 2 & 3, Cambridge University Press 1998

• Arthur Hughes and Peter Trudgill: English Accents and Dialects, Oxford University Press Inc., 1996 Third Edition.

• Patricia Ashby: Speech Sounds, Routledge

• International Phonetic Association http://www.arts.gla.ac.uk/IPA/index.html