APA (7th ed.) Citation

United States. Secret Service. (1908). Impersonating government officer. publisher not identified].

Chicago Style (17th ed.) Citation

United States. Secret Service. Impersonating Government Officer. [Place of publication not identified: publisher not identified], 1908.

MLA (9th ed.) Citation

United States. Secret Service. Impersonating Government Officer. publisher not identified], 1908.