Ergonomics of human-system interaction - Part 20: Accessibility guidelines for information/communication technology (ICT) equipment and services (ISO 9241-20:2008)
NORMA vydána dne 28.10.2009
Designation standards: UNE-EN ISO 9241-20:2009
Note: NEPLATNÁ
Publication date standards: 28.10.2009
The number of pages: 53
Approximate weight : 159 g (0.35 lbs)
Country: Spanish technical standard
Kategorie: Technické normy UNE