TY  - BOOK
AU  - Sherman,Kenneth
TI  - Data communications: a users guide 
SN  - 0835912272
AV  - TK5105.5 .S43
U1  - 001.64/404 
PY  - 1981///
CY  - Reston, Va.
PB  - Reston Pub. Co.
KW  - Computer networks
KW  - Data transmission systems
KW  - Datennetz
KW  - swd
KW  - Datenübertragung
N1  - Includes index
UR  - http://www.archive.org/details/datacommunicatio00sher
ER  -