National Center for Chronic Disease Prevention and Health Promotion (U.S.). Office on Smoking and Health. (2004). Humo secundario o pasivo. Office on Smoking and Health, National Center for Chronic Disease Prevention and Health Promotion, Centers for Disease Control and Prevention.
Chicago Style (17th ed.) CitationNational Center for Chronic Disease Prevention and Health Promotion (U.S.). Office on Smoking and Health. Humo Secundario O Pasivo. [Atlanta, Ga.]: Office on Smoking and Health, National Center for Chronic Disease Prevention and Health Promotion, Centers for Disease Control and Prevention, 2004.
MLA (8th ed.) CitationNational Center for Chronic Disease Prevention and Health Promotion (U.S.). Office on Smoking and Health. Humo Secundario O Pasivo. Office on Smoking and Health, National Center for Chronic Disease Prevention and Health Promotion, Centers for Disease Control and Prevention, 2004.