Everyone here spoke sign language hereditary deafness on Martha's Vineyard / [electronic resource] :
Nora Ellen Groce.
- Cambridge, MA : Harvard University Press, c1985.
- x, 169 p. : ill.
Includes bibliography and index.
Electronic reproduction. Palo Alto, Calif. : ebrary, 2009. Available via World Wide Web. Access may be limited to ebrary affiliated libraries.