1. Cambridge: Cambridge Advanced Learner’s Dictionary, 4th edn. Cambridge University Press, Cambridge (2013)
2. Dudley-Evans, T., St. John, M.J.: Developments in English for Specific Purposes: A Multi-Disciplinary Approach. Cambridge University Press, Cambridge (1998)
3. Graham, C.R.: Blended learning systems: definitions, current trends and future directions. In: Bonk, C.J., Graham, C.R. (eds.), The Handbook of Blended Learning: Global Perspectives, Localdesigns, pp. 3–21. Pfeiffer, San Francisco (2006)
4. Johns, A., Dudley-Evans, T.: English for specific purposes: international in scope, specific in purpose. TESOL Quarterly, 25, 297–314 (1991)
5. Kim, T., Cho, J.Y., Lee, B.G.: Evolution to smart learning in public education: a case study of Korean Public Education. In: Ley, T., Ruohonen, M., Laanpere M., Tatnall A. (eds.), Open and Social Technologies for Networked Learning. OST 2012. IFIP Advances in Information and Communication Technology, vol 395. Springer, Berlin, Heidelberg (2013)