APA

National Center for Health Statistics (U.S.), . (2014). Births in the United States. Hyattsville, MD: U.S. Department of Health and Human Services, Centers for Disease Control and Prevention, National Center for Health Statistics.

Chicago

National Center for Health Statistics (U.S.), . 2014. Births in the United States. Hyattsville, MD: U.S. Department of Health and Human Services, Centers for Disease Control and Prevention, National Center for Health Statistics.

Harvard

National Center for Health Statistics (U.S.), . (2014). Births in the United States. Hyattsville, MD: U.S. Department of Health and Human Services, Centers for Disease Control and Prevention, National Center for Health Statistics.

MLA

National Center for Health Statistics (U.S.), . Births in the United States. Hyattsville, MD: U.S. Department of Health and Human Services, Centers for Disease Control and Prevention, National Center for Health Statistics. 2014.