APA (7th ed.) Citation

United States. National Bituminous Coal Commission. (1937). Rules of practice and procedure before the commission, promulgated June 23, 1937. [s.n.].

Chicago Style (17th ed.) Citation

United States. National Bituminous Coal Commission. Rules of Practice and Procedure Before the Commission, Promulgated June 23, 1937. [Washington]: [s.n.], 1937.

MLA (9th ed.) Citation

United States. National Bituminous Coal Commission. Rules of Practice and Procedure Before the Commission, Promulgated June 23, 1937. [s.n.], 1937.