Ostroff, E., Ivy, R., & Preiser, W. F. E. (2001). Universal design handbook. McGraw-Hill.
Chicago Style aipamenaOstroff, Elaine, Robert Ivy, and Wolfgang F. E. Preiser. Universal Design Handbook. New York, NY: McGraw-Hill, 2001.
MLA aipamenaOstroff, Elaine, et al. Universal Design Handbook. McGraw-Hill, 2001.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.