Roddy, Dennis
Electronic communication - 4th ed. - New Delhi Prentice Hall 1999 - ix, 820p.
Includes index.
81-203-0984-7
Electronic communications
621.382 / ROD/E
Electronic communication - 4th ed. - New Delhi Prentice Hall 1999 - ix, 820p.
Includes index.
81-203-0984-7
Electronic communications
621.382 / ROD/E