TY  - BOOK
AU  - Hurvitz,Joel, Carmen, Richard
AU  - x
TI  - Special devices for hard of hearing, deaf & deaf-blind persons: x
SN  - x
U1  - 617.89/HUS 
PY  - 1981///
CY  - Boston
PB  - Little
KW  - Hearing Aids
N1  - x
ER  -