Electronic communications /
Roddy, Dennis, 1931-
Electronic communications / [by] Dennis Roddy, John Coolen. - 4th ed. - Englewood Cliffs, NJ : Prentice Hall Career and Technology, c1995. - ix, 820 p. : ill. ; 26 cm.
Includes index.
013312083X
94014041
Telecommunication.
TK5105 / .R61 1995
621.382
Electronic communications / [by] Dennis Roddy, John Coolen. - 4th ed. - Englewood Cliffs, NJ : Prentice Hall Career and Technology, c1995. - ix, 820 p. : ill. ; 26 cm.
Includes index.
013312083X
94014041
Telecommunication.
TK5105 / .R61 1995
621.382