REFERENCES
- Bladon, Anthony. 1986 “Phonetics for hearers.” Language for hearers. Ed. G. McGregor. Oxford: Pergamon Press. pp. 1–14.
- Ellis, Alexander James. 1889 On Early English pronunciation, part V. The existing phonology of English dialects compared with that of West Saxon speech. London: Trübner.
- Foulkes, Paul and Gerry Docherty, eds. 1999 Urban voices. Edward Arnold.
- Gimson, A. C. 1980 An introduction to the pronunciation of English. Edward Arnold.
- Harris, Katherine Sanford. 1958 “Cues for the discrimination of American English fricatives in spoken syllables.” Language and speech 1:1–7.
- Heinz, J. M. and K. N. Stevens. 1961 “On the properties of voiceless fricative consonants.” Journal of the acoustical society of America 33:589–96.
- Kjellmer, Göran. 1995 “Unstable fricatives: On Gothic ρliuhan and Old English flēon.” WORD 46:207–23.
- Maddieson, Ian. 1984 Patterns of sounds. Cambridge: Cambridge University Press.
- Ohala, John J. 1979 “The contribution of acoustic phonetics to phonology.” Frontiers of speech communication research. Eds. B Lindblom and S. Öhman. London: Academic Press. pp. 355–64.
- Ohala, John J. 1989 “Sound change is drawn from a pool of synchronic variation.” Language change—Contributions to the study of its causes. Eds. Leiv Egil Breivik and Ernst Håkon Jahr. Trends in Linguistics Studies and Monographs, 43. Berlin: Mouton de Gruyter. pp. 173–98.
- Ohala, John. 1993. “The phonetics of sound change.” Historical linguistics: Problems and perspectives. Ed. Charles Jones. London: Longman. pp. 237–79.
- Shorrocks, Graham. 1991. “A. J. Ellis as dialectologist: A reassessment.” Historiographia Linguistica XVIII 2/3:321–334.
- Sweet, Henry. 1874. History of English sounds. London: Trübner.
- Tabain, Marija. 1998 “Non-sibilant fricatives in English: Spectral information above 10 kHz.” Phonetica 55:107–30.
- Vihman, Marylin M. 1996. Phonological development. Oxford: Blackwells.