Held, Gilbert, 1943-
Understanding data communications : from fundamentals to networking / Gilbert Held. - Chichester, England ; Dorling Kindersly Pearson c2002 - xv765 p. : ill. ; 25 cm.
Includes index.
9788131708729
91014644
Data transmission systems.
Computer networks.
TK5105 / .H429 1991
621.382 / HEU
Understanding data communications : from fundamentals to networking / Gilbert Held. - Chichester, England ; Dorling Kindersly Pearson c2002 - xv765 p. : ill. ; 25 cm.
Includes index.
9788131708729
91014644
Data transmission systems.
Computer networks.
TK5105 / .H429 1991
621.382 / HEU