=Sounds= Step-by-step science : sound / Helena Ramsay ;
illustrated by Pat Tourret and Andrew Farmer.
- London : F. Watts, 2002.
- 32p. : col. ill.
Includes glossary and index.
CIR 620.2 R149 2002
Includes glossary and index.
CIR 620.2 R149 2002