TY  - BOOK
AU  - Silverman 
TI  - Communication for the speechless 
SN  - 0013184874 
U1  - 616.855 SIL 1995 
PY  - 1995///
CY  - Boston
PB  - Allyn and Bacon
KW  - Communication devices for the disabled
KW  - Handicapped
KW  - Means of communication
KW  - Speech disorders
N1  - Includes bibliographical references and index
ER  -