REFERENCES
- Sutherland , A. T. 1982 . Disabled We Stand , London : Souvenir Press .
- Keller , H. 1968 . Midstream: my later life (first published 1929) , New York : Greenwood .
- Keller , H. 1913 . Out of the Dark , New York : Doubleday .
- Out of the Dark See