APA (7th ed.) Citation

United States. General Accounting Office. (2003). Smallpox vaccination: Implementation of national program faces challenges. U.S. General Accounting Office.

Chicago Style (17th ed.) Citation

United States. General Accounting Office. Smallpox Vaccination: Implementation of National Program Faces Challenges. [Washington, D.C.]: U.S. General Accounting Office, 2003.

MLA (9th ed.) Citation

United States. General Accounting Office. Smallpox Vaccination: Implementation of National Program Faces Challenges. U.S. General Accounting Office, 2003.