APA (7th ed.) Citation

Edwards, R. D. (2008). The cost of uncertain life span. National Bureau of Economic Research.

Chicago Style (17th ed.) Citation

Edwards, Ryan D. The Cost of Uncertain Life Span. Cambridge, Mass: National Bureau of Economic Research, 2008.

MLA (9th ed.) Citation

Edwards, Ryan D. The Cost of Uncertain Life Span. National Bureau of Economic Research, 2008.