United States. Bureau of Aviation Safety. (1977). Aircraft incident report: Near midair collision, Hughes Airwest, Douglas DC-9, N9333 and Northwest Airlines, Inc., Douglas DC-10, N148US Spokane International Airport, Spokane, Washington, April 1, 1976. Dept. of Transportation, National Transportation Safety Board, Bureau of Aviation Safety.
Chicago Style (17th ed.) CitationUnited States. Bureau of Aviation Safety. Aircraft Incident Report: Near Midair Collision, Hughes Airwest, Douglas DC-9, N9333 and Northwest Airlines, Inc., Douglas DC-10, N148US Spokane International Airport, Spokane, Washington, April 1, 1976. Washington: Dept. of Transportation, National Transportation Safety Board, Bureau of Aviation Safety, 1977.
MLA (9th ed.) CitationUnited States. Bureau of Aviation Safety. Aircraft Incident Report: Near Midair Collision, Hughes Airwest, Douglas DC-9, N9333 and Northwest Airlines, Inc., Douglas DC-10, N148US Spokane International Airport, Spokane, Washington, April 1, 1976. Dept. of Transportation, National Transportation Safety Board, Bureau of Aviation Safety, 1977.