Electronic Travel Aids
de National Research Council Staff, Vision Committee, Working Group on Mobility Aids for the Visually Impaired and Blind Staff
Ediciones (1)
- Electronic Travel Aids (1986)
National Academies Press · inglés · ISBN 9780309077910
de National Research Council Staff, Vision Committee, Working Group on Mobility Aids for the Visually Impaired and Blind Staff
National Academies Press · inglés · ISBN 9780309077910
