TY  - BOOK
AU  - Smith,David J.
TI  - Air band radio handbook
SN  - 1852603399 (pbk.) 
PY  - 1990///
CY  - Northamptonshire
PB  -  Patrick Stephens
KW  - Air traffic control
KW  - Great Britain
KW  - Air traffic
KW  - Control
ER  -