TY  - BOOK
AU  - Gesell, Laurence E.
TI  - Air traffic control: an invitation to a career 
SN  - 0-9606874-4-0
U1  - 387.7364 
PY  - 1987///]
CY  - Arizona : 
PB  - Coast Aire Publications, 
KW  - Aeronautics--safety measures
KW  - Aeronautics--study and teaching
KW  - Air traffic control
N1  - Includes index
ER  -