TY  - BOOK
AU  - Clark,Martin P.
TI  - Networks and telecommunications: design and operation 
SN  - 0-471-92799-6
U1  - 621.38 20
PY  - 1991///
CY  - Chichester
PB  - Wiley
KW  - Sistemas de telecomunicaciones
KW  - Data transmission systems
KW  - Computer networks
KW  - Telecomunicaciones
ER  -