References
- Chappelle, Carol A. 2001. Computer applications in second language acquisition. Cambridge: Cambridge University Press.
- Crystal, David. 1980. A first dictionary of linguistics and phonetics. London: Andre Deutsch.
© 2017 Peter Crosthwaite, published by The International Computer Archive of Modern and Medieval English
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.