1. Choi S. (accessed: 01.12.2013) http://livewellcollaborative.org/public_wiki/mediawiki/index.php/Universal_Design:_A_Practical_Tool_for_Diverse_Society.
2. Christophersen, J. (2002) (Ed.). Universal Design: 17 Ways of Thinking and Teaching, Husbanken, Norway, ISBN: 82-90122-05-5.
3. Christophersen, J. (Editor) (2002). Universal Design: 17 Ways of Thinking and Teaching. Husbanken, Norway.
4. The monetary benefits and costs of hiring supported employees: A primer;Cimera;Journal of Vocational Rehabilitation,2002
5. Council of Europe (2007). Resolution ResAP(2007)3 “Achieving full participation through Universal Design” (adopted by the Committee of Ministers on 12 December 2007 at the 1014th meeting of the Ministers’ Deputies).