Centers for Disease Control and Prevention (U.S.), National Center for Immunization and Respiratory Diseases (U.S.), & National Center for Health Marketing (U.S.). (2009). Have you heard? Centers for Disease Control and Prevention.
Chicago Style (17th ed.) CitationCenters for Disease Control and Prevention (U.S.), National Center for Immunization and Respiratory Diseases (U.S.), and National Center for Health Marketing (U.S.). Have You Heard? Atlanta, GA: Centers for Disease Control and Prevention, 2009.
MLA (9th ed.) CitationCenters for Disease Control and Prevention (U.S.), et al. Have You Heard? Centers for Disease Control and Prevention, 2009.
Warning: These citations may not always be 100% accurate.