Electronic communication systems /
Blake, Roy
Electronic communication systems / Blake, Roy - 2nd Edition. - Delhi : Cengage learning India Pvt.Ltd., 2002. - xx, 963 p. ; 28 cm.
9788131518410
Electronic communication systems
Telephone system
Roy Blake
621.38 / BLA
Electronic communication systems / Blake, Roy - 2nd Edition. - Delhi : Cengage learning India Pvt.Ltd., 2002. - xx, 963 p. ; 28 cm.
9788131518410
Electronic communication systems
Telephone system
Roy Blake
621.38 / BLA