1. Ally, M.: Using learning theories to design instruction for mobile learning devices. Learning and Skills Development Agency, Mobile learning anytime everywhere. A book of papers from MLEARN 2004, 2 (2005) Accessed from
http://stu.westga.edu/~bthibau1/MEDT%208484%20Baylen/mLearn04_papers.pdf#page=14
2. Barkley, E.F., Cross, K.P., Major, C.H.: Collaborative Learning Techniques: A Handbook for College Faculty, p. 300. Jossey-Bass, San Francisco (2005)
3. Bradley, C., Haynes, R., Cook, J., Boyle, T., Smith, C.: Design and development of multimedia learning objects for mobile phones. In: Ally, M. (ed.) Mobile Learning: Transforming the Delivery of Education and Training, pp. 157–182. Athabasca University Press, Edmonton (2009)
4. Bonnington, C.: In Less Than Two Years, a Smartphone Could Be Your Only Computer. Wired, 10 February 2015.
http://www.wired.com/2015/02/smartphone-only-computer/
5. Bravolol, Learn Foreign Languages, Mobile Apps: Learn Korean – KR Translator (iTunes: 3 April 2015; Google Play: 24 February 2015).
http://bravolol.com/products/learn-korean