United States. National Mediation Board. (1950). Fifteen years under the Railway Labor Act, amended, and the National Mediation Board, 1934-1949. United States Government Printing Office.
Chicago Style (17th ed.) CitationUnited States. National Mediation Board. Fifteen Years Under the Railway Labor Act, Amended, and the National Mediation Board, 1934-1949. Washigton: United States Government Printing Office, 1950.
MLA (9th ed.) CitationUnited States. National Mediation Board. Fifteen Years Under the Railway Labor Act, Amended, and the National Mediation Board, 1934-1949. United States Government Printing Office, 1950.
Warning: These citations may not always be 100% accurate.