APA (7th ed.) Citation

United States. General Accounting Office. (2003). Information technology: Homeland Security needs to improve entry exit system expenditure planning : report to congressional committees. U.S. General Accounting Office.

Chicago Style (17th ed.) Citation

United States. General Accounting Office. Information Technology: Homeland Security Needs to Improve Entry Exit System Expenditure Planning : Report to Congressional Committees. [Washington, D.C.]: U.S. General Accounting Office, 2003.

MLA (9th ed.) Citation

United States. General Accounting Office. Information Technology: Homeland Security Needs to Improve Entry Exit System Expenditure Planning : Report to Congressional Committees. U.S. General Accounting Office, 2003.