United States. Division of Labor Standards. (1940). Digest of State and Federal labor legislation, enacted July 1, 1939, to July 1, 1940. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Division of Labor Standards. Digest of State and Federal Labor Legislation, Enacted July 1, 1939, to July 1, 1940. [Washington]: [publisher not identified], 1940.
MLA (9th ed.) CitationUnited States. Division of Labor Standards. Digest of State and Federal Labor Legislation, Enacted July 1, 1939, to July 1, 1940. [publisher not identified], 1940.
Warning: These citations may not always be 100% accurate.