11. The new sociolinguistics reader Houndmills, Basingstoke, Hampshire [England] ; Palgrave Macmillan, 2009. ENG250
12. Research methods in applied linguistics: quantitative, qualitative, and mixed methodologies Dörnyei, Zoltán. Oxford ; Oxford University Press, c2007. ENG250
13. Chinese Englishes: a sociolinguistic history Bolton, Kingsley, 1947- Cambridge, UK ; Cambridge University Press, 2003 ENG250 ENG450
14. English as a global language Crystal, David, 1941- Cambridge, UK ; Cambridge University Press, 2003. ENG250
15. Sociolinguistics: method and interpretation Milroy, Lesley. Malden, Mass. : Blackwell Pub., 2003. ENG250
