TY  - BOOK
AU  - Ken Sherman
TI  - Data communication:  : a users guide
SN  - 0-8359-1226-1
AV  - TK5105.5.S43 1985 
PY  - 1985///
CY  - Taiwan
PB  - Reston
KW  - Computer networks,
KW  - Data transmission systems
N1  - Includes index
ER  -