TY  - BOOK
AU  - Mirabito,Michael M.
AU  - Morgenstern,Barbara L.
TI  - The new communications technologies
SN  - 0240800125
U1  - 301.16 
PY  - 1990///
CY  - Boston
PB  - Focal Press
KW  - Telecommunication systems
KW  - Technological innovations
ER  -