| ID | 057573 |
| Call Number | 629.135/HEL |
| Title Proper | Principles of avionics |
| Language | ENG |
| Author | Helfrick, Albert |
| Publication | Leesburg, Avionics Communications Inc., 2000. |
| Description | viii, 329p. Pbk+ 28cm. |
| Standard Number | 1885544103 |
| Classification Number | 629.135 |
| Key Words | Avionics ; Airplanes - Electronic equipment |