1. Amichai-Hamburger, Y. (2008). ‘Potential and promise of online volunteering’. Computers in Human Behavior, 24, 544–62.
2. Anderson, P. (2007). ‘What is Web 2.0? Ideas, technologies and implications for education’. JISC Technology and Standards Watch, February 2007, 1–64. Retrieved from
http://www.jisc.ac.uk
/media/documents/techwatch/tsw0701b.pdf on 19 July 2011.
3. Baker, B. (2007, September 3). ‘A universe of possibilities: Astronomy project seeks Internet volunteers to help sort out the galaxies’. The Boston Globe, p. D1.
4. Belbin, M. (1993). Team roles at work. Oxford: Butterworth-Heinemann.
5. Birdwell, J. (2011). Service international. London: Demos.