2. How English became English: a short history of a global language Horobin, Simon, Oxford : Oxford University Press, 2016. ENG450
3. The phonology of English as an international language: new models, new norms, new goals Jenkins, Jennifer. Oxford : Oxford University Press, 2000. ENG450
4. English phonetics and phonology: a practical course Roach, Peter (Peter John) Cambridge ; Cambridge University Press, 2009. ENG103 ENG450 ENG381 ENG160
6. Practical English phonetics and phonology: a resource book for students Collins, Beverley, London : Routledge, 2019 ENG202 ENG450 ENG381
8. Global Englishes: a resource book for students Jenkins, Jennifer, 1950- Abingdon ; Routledge, c2015. ENG140 ENG450
10. Global Englishes in Asian contexts: current and future debates Houndmills ; Palgrave Macmillan, 2009. ENG450