1. Making an entrance: colour, contrast and the design of entrances to homes of people with sight loss;Dalke H.;Thomas Pocklington Trust,2013
2. GUIDE DOGS(2009)Sighted guiding ‐ how to help blind and partially‐sighted people part 1.www.youtube.com/watch?v=yEoY6NeISs4. Accessed September 29 2014
3. Enhancing care provision for blind and partially sighted people in GP surgeries;Nzegwu F.;Guidelines for best practice,2005