APA (7th ed.) Citation

United States. General Accounting Office. (1926). Statement of U.S. Government official telephone toll service. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. General Accounting Office. Statement of U.S. Government Official Telephone Toll Service. [Washington]: [publisher not identified], 1926.

MLA (9th ed.) Citation

United States. General Accounting Office. Statement of U.S. Government Official Telephone Toll Service. [publisher not identified], 1926.