TY  - BOOK
AU  - Martin,James
AU  - Leben,Joe
TI  - Principles of data communication / 
SN  - 013709891X
U1  - 004.6 
PY  - 1988///
CY  - New Jersey
PB  - Prentice-Hall, 
KW  - Computers
KW  - Computer programming
KW  - Network analysis
KW  - Data transmission
KW  - Data transmission networks
ER  -