APA (7th ed.) Zitazioa
ebrary, Inc, Hersh, M. A., Johnson, M. A., & Keating, D. (2008). Assistive technology for visually impaired and blind people. Springer.
Chicago Style (17th ed.) Zitazioa
ebrary, Inc, Marion A. Hersh, Michael A. Johnson, eta David Keating. Assistive Technology for Visually Impaired and Blind People. London: Springer, 2008.
MLA (9th ed.) Zitazioa
ebrary, Inc, et al. Assistive Technology for Visually Impaired and Blind People. Springer, 2008.
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