ISO/TS 16071:2002 provides guidance on the design of accessible (work, home, education) software. It covers issues associated with designing accessible software for people with the widest range of visual, hearing, motor and cognitive abilities, including those who are elderly and temporarily disabled. ISO/TS 16071:2002 addresses software considerations for accessibility that complement general design for usability covered by ISO 9241-10 to ISO 9241-17 and ISO 13407.ISO/T...
You can specify the type of files you want, for your gadget.ISO/TS 16071:2003, Ergonomics of human-system interaction - Guidance on accessibility for human-computer interfaces | ISO/TC 159/SC 4. I was recommended this book by a dear friend of mine.