TY  - BOOK
AU  - Hellyer H W
TI  - Stereo sound
SN  - 0852422873
AV  - TK7881.8 
U1  - 621.389/33 
PY  - 1974///
CY  - Hemel Hempstead
PB  - Fountain Press
KW  - Stereophonic sound systems
N1  - Includes index
ER  -