APA (7th ed.) Citation

National Center for Education Statistics, W., DC., Johnson, C., & Vanneman, A. (2001). Civics: What Do 4th-Graders Know, and What Can They Do? NAEPfacts, 6(2), .

Chicago Style (17th ed.) Citation

National Center for Education Statistics, Washington, DC., Carol Johnson, and Alan Vanneman. "Civics: What Do 4th-Graders Know, and What Can They Do?" NAEPfacts 6, no. 2 (2001).

MLA (9th ed.) Citation

National Center for Education Statistics, Washington, DC., et al. "Civics: What Do 4th-Graders Know, and What Can They Do?" NAEPfacts, vol. 6, no. 2, 2001.