Gross, Lynne Schafer
Telecommunications : an introduction to electronic media - 7th ed. - Boston McGraw-Hill 2000 - xxv, 438p. : photos - Mcgraw-Hill series in mass communication & journalism .
0697355063
TELECOMMUNICATION
ELECTRONIC TRNSMISSION
621.39 / G7
Telecommunications : an introduction to electronic media - 7th ed. - Boston McGraw-Hill 2000 - xxv, 438p. : photos - Mcgraw-Hill series in mass communication & journalism .
0697355063
TELECOMMUNICATION
ELECTRONIC TRNSMISSION
621.39 / G7