1. Assessment Reform Group. (2002). Testing Motivation and learning. Cambridge: School of Education: University of Cambridge.
2. Assessment Reform Group (2005). Definition. Retrieved 15 September 2005, from http://arg.educ.cam.ac.uk/
3. Can teachers use assessment to improve learning?;Black;British Journal of Curriculum & Assessment,1995
4. Black, P. (2003). A successful intervention – Why did it work? from http://www.kcl.ac.uk/education/papers/AREA%20Asst.pdf (12/01/05)
5. Black, P. , Harrison, C. , Lee, C. , Marshall, B. & Wiliam, D. (2003). Assessment for learning: Putting it into practice. Berkshire: Open University Press.