TY  - BOOK
AU  - Parsons, Alexandra 
TI  - Sound
SN  - 0 716647052
AV  - 0 30 
CY  - Chicago, IL : 
KW  - Experiments
KW  - Sound --
KW  - Sound -- Experiments --
KW  - Sound
KW  - Juvenile literature
N1  - Includes index
ER  -