APA (7th ed.) Citation

United States. Bureau of Mines. (1942). Quarry accidents in United States, during calendar year 1940. [s.n.].

Chicago Style (17th ed.) Citation

United States. Bureau of Mines. Quarry Accidents in United States, During Calendar Year 1940. [Washington]: [s.n.], 1942.

MLA (9th ed.) Citation

United States. Bureau of Mines. Quarry Accidents in United States, During Calendar Year 1940. [s.n.], 1942.

Warning: These citations may not always be 100% accurate.