TY  - BOOK
AU  - Adamson,Thomas A.
TI  - Electronic communications
SN  - 0827350848
AV  - TK5101 .A34 1992
U1  - 621.382 20
PY  - 1992///
CY  - Albany, N.Y.
PB  - Delmar Publishers
KW  - Telecommunication
N1  - Includes index
ER  -