Airworthiness and operational approval of airborne systems to be used in lieu of a ground proximity warning system(s) (GPWS)

Bibliographic Details
Corporate Author: United States. Federal Aviation Administration.
Format: Book Government Document
Language:English
Published: Washington, D.C. : Dept. of Transportation, Federal Aviation Administration, [1981]
Series:Advisory circular ; AC 20-112
Subjects:
Online Access:CONNECT