Coxhead, A. (2000). “A New Academic Word List”. TESOL Quarterly, vol. 34, no. 2, pp. 213–238.
Coxhead, A. and Nation, P. (2001). “The Specialised Vocabulary of English for Specific Purposes”. In J. Flowerdew and M. Peacock (eds), Research Perspectives on English for Academic Purposes (pp. 252–267). Cambridge: Cambridge University Press.
Lederer, R. (1991). The Miracle of Language. New York: Pocket Books.
Nagy, W. E. and Scott, J. A. (2000). “Vocabulary Processes”. In M. L. Kamil, P. B. Mosenthal, P. D. Pearson and R. Barr (eds), Handbook of Reading Research, vol. 3 (pp. 269–294). Mahwah, NJ: L. Erlbaum Associates.
Nation, I. S. P. (2001). Learning Vocabulary in Another Language. Cambridge: Cambridge University Press.
Nation, I. S. P. (1996). Vocabulary Lists. Wellington: English Language Institute, Victoria University of
Wellington.
Nunan, D. (1989). Designing Tasks for the Communicative Classroom. New York: Cambridge University Press.
Stein, S. (2000). Equipped for the Future Content Standards: What Adults Need to Know and Be Able to Do in the 21st Century. Washington, DC: National Institute for Literacy.
Tertiary Education Commission (2008). Learning Progressions for Adult Literacy and Numeracy: Background Information. Wellington: Tertiary Education Commission.