APA (7th ed.) Citation

PD, S., BE, H., & TJ, M. (2011). Recent decline in births in the United States, 2007-2009. NCHS data brief, 60, 1.

Chicago Style (17th ed.) Citation

PD, Sutton, Hamilton BE, and Mathews TJ. "Recent Decline in Births in the United States, 2007-2009." NCHS Data Brief 60 (2011): 1.

MLA (9th ed.) Citation

PD, Sutton, et al. "Recent Decline in Births in the United States, 2007-2009." NCHS Data Brief, 60, 2011, p. 1.