(2008). Web accessibility: A foundation for research / Simon Harper, Yeliz Yesilada, editors.
Chicago Style (17th ed.) ZitazioaWeb Accessibility: A Foundation for Research / Simon Harper, Yeliz Yesilada, Editors. 2008.
MLA (9th ed.) ZitazioaWeb Accessibility: A Foundation for Research / Simon Harper, Yeliz Yesilada, Editors. 2008.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.