Sherman, Kenneth.
Data communications : a user's guide / Ken Sherman. - 3rd ed. - Englewood Cliffs, N.J. : Prentice Hall, c1990. - xxv, 597 p. : ill. (some col.) ; 24 cm.
0131990926
Computer networks.
Data transmission systems.
Data communications : a user's guide / Ken Sherman. - 3rd ed. - Englewood Cliffs, N.J. : Prentice Hall, c1990. - xxv, 597 p. : ill. (some col.) ; 24 cm.
0131990926
Computer networks.
Data transmission systems.