United States. Division of Labor Standards. (1940). Safeguarding manpower for greater production, the importance of safe working conditions in maintaining and increasing industrial output for national defense. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Division of Labor Standards. Safeguarding Manpower for Greater Production, the Importance of Safe Working Conditions in Maintaining and Increasing Industrial Output for National Defense. [Washington]: [publisher not identified], 1940.
MLA (9th ed.) CitationUnited States. Division of Labor Standards. Safeguarding Manpower for Greater Production, the Importance of Safe Working Conditions in Maintaining and Increasing Industrial Output for National Defense. [publisher not identified], 1940.