TY  - BOOK
AU  - Lenk,John D.
TI  - Lenk's audio handbook
SN  - 0070375038
U1  - 621.3893 
PY  - 1991///
CY  - New York
PB  - McGraw-Hill
KW  - Audio
KW  - Audio-Handbook; Sound-Recording and reproducing-Equipment and supplies
N2  - Engineering
ER  -