TY  - BOOK
AU  - Kerrod, Robin
TI  - Let's investigate science: Communications 
SN  - 1-85435-624-0
AV  - REF 507 K46Co 1997
PY  - 1997///
CY  - New York
PB  - Marshall Cavendish
KW  - Telecommunication
KW  - Juvenile literature
KW  - Communication
KW  - Environmental protection
ER  -