APA (7th ed.) Citation

United States. Bureau of Mines. (1934). Permissible coal­cutting equipment, approved prior to July 1, 1932. [s.n.].

Chicago Style (17th ed.) Citation

United States. Bureau of Mines. Permissible Coal­cutting Equipment, Approved Prior to July 1, 1932. [Washington]: [s.n.], 1934.

MLA (9th ed.) Citation

United States. Bureau of Mines. Permissible Coal­cutting Equipment, Approved Prior to July 1, 1932. [s.n.], 1934.

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