TY  - BOOK
AU  - Ballantyne,John C.
TI  - Deafness
SN  -  :1870332237
AV  - RF290 .B17 1977
U1  - 617.8 BAL 
PY  - 1993///
CY  - UK
PB  - Whurr Publishers,  
KW  - Deafness
N1  - Includes index; Bibliography: p. [236]-240
ER  -