TY  - GEN
AU  - Held , Gilbert 
TI  - Handbook of communications systems management
SN  - 8176491020
U1  - 004.6 
PY  - 1999///
CY  - New Delhi
PB  - Viva Books
KW  - Computer science
KW  - Computer communication
KW  -  Communication Tecnology
KW  -  Communication Systems
ER  -