Centers for Disease Control and Prevention (U. S.), Department of Health and Human Services (U.S), & Public Health Training Network. (2002). Smallpox: Vaccine administration. Centers for Disease Control and Prevention.
Chicago Style (17th ed.) CitationCenters for Disease Control and Prevention (U. S.), Department of Health and Human Services (U.S), and Public Health Training Network. Smallpox: Vaccine Administration. [Georgia]: Centers for Disease Control and Prevention, 2002.
MLA (9th ed.) CitationCenters for Disease Control and Prevention (U. S.), et al. Smallpox: Vaccine Administration. Centers for Disease Control and Prevention, 2002.
Warning: These citations may not always be 100% accurate.