APA (7th ed.) Citation

United States. Veterans Bureau. (1922). Long distance telephone calls. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Veterans Bureau. Long Distance Telephone Calls. [Washington]: [publisher not identified], 1922.

MLA (9th ed.) Citation

United States. Veterans Bureau. Long Distance Telephone Calls. [publisher not identified], 1922.

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