TY  - BOOK
AU  - Williams,Brian
TI  - Communications
T2  - Modern world series
SN  - 9833440436
U1  - 500 23
PY  - 2006///
CY  - Kuala Lumpur : 
PB  - Edaran Kamajuan , 
KW  - Science - Juvenile literature. ; Technology - Juvenile literature. ; Communications
N1  - Includes indexes and glossary ; Timeline
ER  -