TY  - BOOK
AU  - Karp, Harry R.
TI  - Basics of data communications
SN  - 007019159X
U1  - 621.38 KAR 
PY  - 1976///
CY  - New York
PB  - McGraw-Hill
KW  - Electronic book series
KW  - Harry R. Karp
KW  - Basics of data communications
KW  -  Data transmission systems
KW  - Computer networks
ER  -