Dordick, Herbert S..
Understanding Modern Telecommunications / Dordick Herbert S.. - New York : McGraw-Hill, 1986. - X, 324 s.: il.; 24 cm.
0070176620
Understanding Modern Telecommunications / Dordick Herbert S.. - New York : McGraw-Hill, 1986. - X, 324 s.: il.; 24 cm.
0070176620