1. 2010 Hachette NZ Auckland M. Absolum Clarity in the classroom: Using formative assessment to build learning-focused relationships
2. Assessment Reform Group. (1999).Assessment for learning: Beyond the Black Box University of Cambridge School of Education.Nuffield Foundation. Retrieved September 26 2014 fromhttp://www.nuffieldfoundation.org/sites/default/files/files/beyond_blackbox.pdf
3. 2002 Nuffield Foundation Assessment Reform Group Assessment for learning: 10 principles