World braille usage
| Corporate Authors: | , , |
|---|---|
| Format: | Government Document Book |
| Language: | English |
| Published: |
Watertown, MA : Toronto, Ontario : Washington, D.C. :
Perkins School for the Blind ; International Council on English Braille ; National Library Service for the Blind and Physically Handicapped, Library of Congress,
2013
|
| Edition: | Third edition |
| Subjects: |