APA (7th ed.) Citation

Costa, D. L., & Kahn, M. E. (2001). Understanding the decline in social capital, 1952-1998. National Bureau of Economic Research.

Chicago Style (17th ed.) Citation

Costa, Dora L., and Matthew E. Kahn. Understanding the Decline in Social Capital, 1952-1998. Cambridge, MA: National Bureau of Economic Research, 2001.

MLA (9th ed.) Citation

Costa, Dora L., and Matthew E. Kahn. Understanding the Decline in Social Capital, 1952-1998. National Bureau of Economic Research, 2001.

Warning: These citations may not always be 100% accurate.