Technology for the blind to do what a guide dog cannot.

Xehetasun bibliografikoak
Argitaratua izan da:	Manila bulletin Jan-, Mon-Sat (2009).
Egile nagusia:	Helft, Miguel
Formatua:	Artikulua
Hizkuntza:	English
Gaiak:	Communication devices for people with disabilities. Cellular telephones. Blind, Apparatus for the > Technological innovations.