TY  - BOOK
AU  - Digiovanni,Jeffrey J.
TI  - Hearing aid handbook
SN  - 9781418051983
PY  - 2008///
CY  - Clifton Park, NY
PB  - Delmar, Cengage Learning
KW  - Hearing aids
N1  - Includes bibliographical references (p. 382-386) and index
ER  -