APA (7th ed.) Citation

(1919). Regulations No. 57 relating to tax on telegraph, telephone, radio, and cable facilities under Revenue Act of 1918. GPO.

Chicago Style (17th ed.) Citation

Regulations No. 57 Relating to Tax on Telegraph, Telephone, Radio, and Cable Facilities Under Revenue Act of 1918. [Washington]: GPO, 1919.

MLA (9th ed.) Citation

Regulations No. 57 Relating to Tax on Telegraph, Telephone, Radio, and Cable Facilities Under Revenue Act of 1918. GPO, 1919.