APA (7th ed.) Citation

United States. Secret Service. (1991). Counterfeiting and forgery (Rev. Mar. 1991.). The Service.

Chicago Style (17th ed.) Citation

United States. Secret Service. Counterfeiting and Forgery. Rev. Mar. 1991. [Washington, D.C.?]: The Service, 1991.

MLA (9th ed.) Citation

United States. Secret Service. Counterfeiting and Forgery. Rev. Mar. 1991. The Service, 1991.

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