DIPLOMA

 

 

http://fluxdesigns.wordpress.com/2011/03/28/signtel-%E2%80%93-new-sign-language-for-the-hearing-impaired/

http://amazingworldwide.blogspot.com/2011/05/signtel-new-sign-language-for-hearing.html 

http://www.designbuzz.com/entry/signtel-new-sign-language-for-the-hearing-impaired/

http://enabled.in/wp/10-design-innovations-for-the-hearing-impaired/