Communication
"Graham Ian"
Communication - London; Hodder Wayland: 2001. - 45 pages: color illustrations; 29 cm.
Looks at telecommunications, covering topics such as telephone, radio, mobile telephone, radio broadcasting, radar, satellites,
0750235144
Design and technology - Book
629.23 / GRA
Communication - London; Hodder Wayland: 2001. - 45 pages: color illustrations; 29 cm.
Looks at telecommunications, covering topics such as telephone, radio, mobile telephone, radio broadcasting, radar, satellites,
0750235144
Design and technology - Book
629.23 / GRA