APA (7th ed.) Citation

Williams, R. C. (2000). Environmental tax interactions when pollution affects health or productivity. National Bureau of Economic Research.

Chicago Style (17th ed.) Citation

Williams, Roberton C. Environmental Tax Interactions When Pollution Affects Health or Productivity. Cambridge: National Bureau of Economic Research, 2000.

MLA (9th ed.) Citation

Williams, Roberton C. Environmental Tax Interactions When Pollution Affects Health or Productivity. National Bureau of Economic Research, 2000.