Desmet, K., & Fafchamps, M. (2006). Employment Concentration across U.S. Counties.
Lua i Stíl Chicago (17ú heag.)Desmet, K., agus M. Fafchamps. Employment Concentration Across U.S. Counties. 2006.
Lua MLA (9ú heag.)Desmet, K., agus M. Fafchamps. Employment Concentration Across U.S. Counties. 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.