References
- Comenius , J.A. 1967 . The great didactic [Didactica Magna] . Translated and edited with biographical, historical and critical introductions by M.W. Keatinge . New York : Russell & Russell .
- Elmore , R. 2009 . The (only) three ways to improve performance in schools . Usable knowledge. Harvard Graduate School of Education. Available at: http://www.uknow.gse.harvard.edu/leadership/leadership001a.html (Accessed 19 November 2011.)