United States. Interstate Commerce Commission. (1923). Tests of automatic straight air brake on Norfolk and Western Railway by Bureau of Safety, Interstate Commerce Commission. U.S. GPO.
Chicago Style (17th ed.) CitationUnited States. Interstate Commerce Commission. Tests of Automatic Straight Air Brake on Norfolk and Western Railway by Bureau of Safety, Interstate Commerce Commission. Washington: U.S. GPO, 1923.
MLA (9th ed.) CitationUnited States. Interstate Commerce Commission. Tests of Automatic Straight Air Brake on Norfolk and Western Railway by Bureau of Safety, Interstate Commerce Commission. U.S. GPO, 1923.
Warning: These citations may not always be 100% accurate.