Lewis, W. A. (1978). The evolution of the international economic order. Princeton University Press.
Lua i Stíl Chicago (17ú heag.)Lewis, W. Arthur. The Evolution of the International Economic Order. Princeton: Princeton University Press, 1978.
Lua MLA (9ú heag.)Lewis, W. Arthur. The Evolution of the International Economic Order. Princeton University Press, 1978.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.