TY  - GEN
AU  - Davie, William R.
AU  - Upshaw, James R.
TI  - Principles of electronic media
AV  - HE8689.4 Dav
PY  - 2006///
PB  - Allyn and Bacon
KW  - Broadcasting
KW  - Artificial satellites in communication
KW  - Internet
N1  - 20419
ER  -