TY  - BOOK
AU  - Simpson, Alan
TI  - Data communications: spreading the message
PY  - 1978///
CY  - Purley
PB  - Input two-nine
KW  - Telecommunication
KW  - Broadcasting
KW  - Computer network
KW  - Advances in Computers
KW  - Computer science
KW  - Computer security
KW  - Computer systems
KW  - Data communications
ER  -