TY  - BOOK
AU  - Sippl 
TI  - Macmillan dictionary of data communications 
T2  - Macmillan reference books
SN  - 0333370724 
U1  - 004.60321 SIP 1985 
PY  - 1985///
CY  - London
PB  - Macmillan
KW  - Data transmission systems
KW  - Dictionaries
KW  - Data transmission
ER  -