Krugman, P., & Venables, A. (1995). The Seamless World: A Spatial Model of International Specialization. National Bureau of Economic Research.
Lua i Stíl Chicago (17ú heag.)Krugman, P., agus A. Venables. The Seamless World: A Spatial Model of International Specialization. National Bureau of Economic Research, 1995.
Lua MLA (9ú heag.)Krugman, P., agus A. Venables. The Seamless World: A Spatial Model of International Specialization. National Bureau of Economic Research, 1995.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.