TY  - BOOK
AU  - Ventry,Ira M.
AU  - Chaiklin,Joseph B.
AU  - Dixon,Richard F.
TI  - Hearing measurement: a book of readings
SN  - 0390899097
AV  - RF294 .V45
U1  - 617.89 VEN 
PY  - 1971///]
CY  - New York
PB  - Appleton-Century-Crofts
KW  - Audiometry
N1  - Includes bibliographical references
ER  -