Acar, A. (2006). Models, Norms and Goals for English as an International Language Pedagogy and Task Based Language Teaching and Learning. Asian EFL Journal, 8 (3). Retrieved 1 June 2009, from http://www.asian-efl-journal.com/Sept_06_aa.php

Acar, A. (2007). Standard competence in English as an international language pedagogy. In Robertson, P., Adamson, J. & Nunn, R. (Eds.). Conference Proceedings volume, English as an International language: Setting the standards. The Asian EFL Journal, 9(4). pp. 39-53. Retrieved 25 May 2009, from Error! Hyperlink reference not valid.

Brown, A. (1989). Models, standards, targets/goals and norms in pronunciation teaching. World Englishes, 8(2), pp. 193-200.

Crystal, D. (1997). English as a Global Language. Cambridge: Cambridge University Press.

Graddol, D. (1997). The Future of English. London: The British Council.

Graddol, D. (2006). English Next: Why Global English may mean the end of English as a Foreign Language. London: The British Council.

Grimes, B. F. (ed.) (2000) Ethnologue. Languages of the World. SIL International.

Ha, P. L. (2007). Toward a critical notion of appropriation of English as an international language. In Robertson, P. & Acar, A. (Eds.). The Journal of English as an International Language, 1. pp. 48-60. Retrieved 20 May 2009, from http://www.eilj.com/Journal_English_International_Language_Vol_1.pdf

Holmes, J. (2008). An Introduction to Sociolinguistics (3rd Ed.). London: Longman.

Jenkins, J. (1998) Which pronunciation norms and models for English as an International language? ELT Journal 52(2). pp.119-126.

Jenkins, J. (2000). The phonology of English as an international language. Oxford: Oxford University Press.

Kachru, B. B. & Nelson, C. (1996). World Englishes. In McKay, S. L. & Hornberger, N. H. Sociolinguistics and Language Teaching. Cambridge: Cambridge University Press. pp. 71-102.

Kachru, B. B. (1992). Meaning in deviation. In B.B. Kachru (ed.). The other tongue: English across cultures (2nd ed.). Urbana: University of Illinois Press. pp. 301-326

McKay, S. L. (2003). Toward an appropriate EIL pedagogy: Re-examining common ELT assumptions. International Journal of Applied Linguistics, 13(1), 1-22.

Montgomery, M. (1996). An Introduction to Language and Society (2nd Ed.). London: Routledge.

Nunn, R. (2007). Competence and teaching English as an international language. In Robertson, P. & Acar, A. (Eds.). The Journal of English as an International Language, 1. pp. 11-24. Retrieved 20 May 2009, from http://www.eilj.com/Journal_English_International_Language_Vol_1.pdf

Phillipson, R. (1992). Linguistic Imperialism. Oxford: Oxford University Press.

Seidlhofer, B. (2004). Research perspectives on teaching English as a lingua franca. Annual Review of Applied Linguistics, 24, 209-239.

Smith, L. E. & Rafiqzad, K. (1979). English for Cross-Cultural Communication: the Question of Intelligibility. in TESOL Quarterly, 13(3). pp. 371-380.

Strang, B. (1970). A History of English. London: Methuen.

Strevens, P. (1992). English as an international language: directions in the 1990s. In Kachru, B. B. (Ed.). The other tongue: English across cultures (2nd ed.). Urbana: University of Illinois Press. pp. 27-47.

Taylor, D. S. (1991). Who speaks English to Whom? The Question of Teaching English Pronunciation for Global Communication. System 19(4). pp. 425-435.

Torghabeh, R. A. (2007). EIL, varieties and the native speakers’ model. In Robertson, P., Adamson, J. & Nunn, R. (Eds.). Conference Proceedings volume, English as an International language: Setting the standards. The Asian EFL Journal, 9(4). pp. 67-76. Retrieved 25 May 2009, from http://www.asian-efl-journal.com/December_2007_EBook.pdf

Trudgill, P. (1999). Standard English: What it isn’t. In Bex, T. & Watts, R. J. (eds). Standard English: the widening debate. London: Routledge. pp. 117-128. Retrieved 25 May 2009, from http://www.phon.ucl.ac.uk/home/dick/SEtrudgill.htm

Wardhaugh, R. (1998). An Introduction to Sociolinguistics (3rd Ed.). Oxford: Blackwell.

Wells, J. C. (1982). Accents of English 1: Introduction. Cambridge: Cambridge University Press

Yano, Y. (2001). World Englishes in 2000 and beyond. World Englishes, 20(2), 119-131.