APA (7th ed.) Citation

Jones, C. I., & Williams, J. C. (1999). Too much of a good thingn: The economics of investment in R%D. National Bureau of Economic Research.

Chicago Style (17th ed.) Citation

Jones, Charles I., and John C. Williams. Too Much of a Good Thingn: The Economics of Investment in R%D. Cambridge: National Bureau of Economic Research, 1999.

MLA (9th ed.) Citation

Jones, Charles I., and John C. Williams. Too Much of a Good Thingn: The Economics of Investment in R%D. National Bureau of Economic Research, 1999.