APA

United States, . (1976). Mechanical work performed on U.S. & Canadian registered aircraft. [Washington, D.C: .

Chicago

United States, . 1976. Mechanical work performed on U.S. & Canadian registered aircraft. [Washington, D.C: .

Harvard

United States, . (1976). Mechanical work performed on U.S. & Canadian registered aircraft. [Washington, D.C: .

MLA

United States, . Mechanical work performed on U.S. & Canadian registered aircraft. [Washington, D.C: . 1976.