Kravis, I. B., & Lipsey, R. E. (1971). Price competitiveness in world trade. National Bureau of Economic Research; distributed by Columbia University Press.
Lua i Stíl Chicago (17ú heag.)Kravis, Irving B., agus Robert E. Lipsey. Price Competitiveness in World Trade. New York: National Bureau of Economic Research; distributed by Columbia University Press, 1971.
Lua MLA (9ú heag.)Kravis, Irving B., agus Robert E. Lipsey. Price Competitiveness in World Trade. National Bureau of Economic Research; distributed by Columbia University Press, 1971.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.