APA (7th ed.) Citation

Krugman, P. R., & Feldstein, M. S. (1989). International trade effects of value added taxation.

Chicago Style (17th ed.) Citation

Krugman, Paul R., and Martin S. Feldstein. International Trade Effects of Value Added Taxation. Cambridge, Mass, 1989.

MLA (9th ed.) Citation

Krugman, Paul R., and Martin S. Feldstein. International Trade Effects of Value Added Taxation. 1989.