TY  - BOOK
AU  - Field,Arnold
TI  - International air traffic control: management of the world's airspace 
SN  - 0080313124 :
AV  - TL725.3.T7 F54 1985
U1  - 629.136/6 19
PY  - 1985///
CY  - Oxford, New York
PB  - Pergamon Press
KW  - Air traffic control
N1  - Includes index
ER  -