TY  - BOOK
AU  - Sandretto,Peter C.
TI  - Principles of aeronautical radio engineering /  
PY  - 1942///
CY  - New York, London
PB  - McGraw-Hill Book Company, inc.
KW  - RADIO EN AERONÁUTICA
KW  - NAVEGACIÓN (AERONÁUTICA)
ER  -