TY  - BOOK
AU  - PURSER,Michael
TI  - Computers and telecommunications networks 
SN  - 0632016477
PY  - 1987///
CY  - Oxford 
PB  - Blackwell Scientific Publications
KW  - Telecommunication systems
KW  - Data transmission systems
KW  - Computer networks
N1  - Includes bibliographical references and index
ER  -