APA (7th ed.) Citation

United States. General Accounting Office. (2004). Information security: Technologies to secure federal systems. U.S. General Accounting Office.

Chicago Style (17th ed.) Citation

United States. General Accounting Office. Information Security: Technologies to Secure Federal Systems. [Washington, D.C.]: U.S. General Accounting Office, 2004.

MLA (9th ed.) Citation

United States. General Accounting Office. Information Security: Technologies to Secure Federal Systems. U.S. General Accounting Office, 2004.