Understanding data communications /
Held, Gilbert
Understanding data communications / by Gilbert Held - 5th ed. -- - Indianapolis, IN : Sams Publishing c1996. - 504 p.
971-656-083-4
Data communication.
CIR 004.6 El21u 1996
Understanding data communications / by Gilbert Held - 5th ed. -- - Indianapolis, IN : Sams Publishing c1996. - 504 p.
971-656-083-4
Data communication.
CIR 004.6 El21u 1996