TY  - BOOK
AU  - Mothersole, Peter L
AU  - White, Norman W
TI  - Broadcast data systems: : Teletext and RDS
SN  - 0408048158
PY  - 1990///
CY  - London: 
PB  - Butterworths, 
KW  - Teletext systems
KW  - RDS (Radio)
ER  -