Fitzgerald, Jerry.
Business data communications and networking / Jerry Fitzgerald, Alan Dennis. - 5th ed. - J. Wiley 1996.
7101
Data transmission systems.
Computer networks.
Office practice - Automation.
TK5105 / Fit.
Business data communications and networking / Jerry Fitzgerald, Alan Dennis. - 5th ed. - J. Wiley 1996.
7101
Data transmission systems.
Computer networks.
Office practice - Automation.
TK5105 / Fit.