Telecommunications engineering-3rd ed
Smith .D.G Dunlop
Telecommunications engineering-3rd ed - CRC PRESS New York 1994
0-7487-4044-9
TK 5101 / D86 1994
Telecommunications engineering-3rd ed - CRC PRESS New York 1994
0-7487-4044-9
TK 5101 / D86 1994