On Scottish English:
Corbett, John and Stuart-Smith, Jane (2013), 'English in Scotland' in Tometro Hopkins and John McKenny (eds), World Englishes, Vol. I: The British Isles, 189-217.
Corbett, John and Stuart-Smith, Jane (2012), ‘Standard English in Scotland’, in Ray Hickey (ed.), Standards of English: Codified Standards around the World, Cambridge: Cambridge University Press, 72-95.
Corbett, John, McClure, Derrick, J., and Stuart-Smith, Jane (eds) (2003), The Edinburgh Companion to Scots, Edinburgh: Edinburgh University Press.
Macafee, Caroline (1993), Glasgow. Amsterdam: Benjamins.
Stuart-Smith, Jane (1999), 'Glasgow: Accent and voice quality' in Paul Foulkes and Gerard Doherty (eds), Urban voices: Accent studies in the British Isles, Edward Arnold, 201-22.
And our presentations from the Sounds of the City project, under ‘Outputs’ [Outputs]
You can find out more about Scots from these websites:
and you can search spoken and written Scottish English texts for your own projects using the open-access SCOTS corpus: http://www.scottishcorpus.ac.uk/
Knight, Rachael-Anne (2012), Phonetics: A Coursebook. Cambridge: Cambridge University Press.
Ladefoged, Peter (2004), Vowels and Consonants, 2nd edn, Oxford: Blackwell.
Ogden, Richard (2009), An Introduction to English Phonetics. Edinburgh: Edinburgh University Press, 2009
You can find out more about speech at these websites:
• Speech production: http://www.seeingspeech.ac.uk/
• Diversity in dialect production: http://www.dynamicdialects.ac.uk/
Holmes, Janet (2014), An Introduction to Sociolinguistics, 4th edn, London: Longman.
Lawson, Robert (ed.) (2014), Sociolinguistics in Scotland. London: Palgrave.
Trudgill, Peter (2000), Sociolinguistics: An Introduction to Language and Society. Penguin.
These links are also interesting:
On British English accents and dialects: http://www.bl.uk/learning/langlit/sounds/
On bidialectalism in Buckie:http://thevariationist.com
On different accents of English: http://www.dialectsarchive.com/
On sound change:
Aitchison, Jean (2012), Language Change: Progress or Decay? Cambridge: Cambridge University Press.
Crystal, David (2007), How Language Works: How Babies Babble, Words Change Meaning and Languages Live or Die. Penguin.
Harrington, Jonathan, Palethorpe, Sallyanne, and Watson, Catherine (2000), Does the Queen speak the Queen’s English? Nature. 408, 927-928