TY  - BOOK
AU  - Ardley, Neil.
TI  - My science book of sound
SN  - 0863185894
U1  - 500 ARD 
PY  - 1991///
CY  - London
PB  - Dorling Kindersley
KW  - Sound
KW  - Juvenile literature
KW  - Music
KW  - Acoustics and physics
KW  - Experiments
ER  -