TY  - BOOK
AU  - Ira J. Hirsh
TI  - The Measurement of hearing
T2  - McGraw-Hill publications in psychology
U1  - 152.2 H669m 
PY  - 1952///
CY  - New York
PB  - McGraw-Hill
KW  -  Hearing.
KW  -  Hearing Tests
KW  - Hearing Disorders
ER  -