TY  - BOOK
AU  - CHOPRAFAS, DIMITRIS  N
TI  - TELEPHONY , TODAY AND TOMORROW
SN  - 0-13-902700-9
U1  - 621.385 CHA'T 
PY  - 1984///
CY  - NEWJERSCY
PB  - PRENTICE HALL
KW  - TELECOMMUNICATION TECHNOLOGICAL INNOVATIONS TELEPHONE TECHNOLOGICAL INNOVATIONS
ER  -