HALM, G. N. Economic Systems: A comparative analysis. Vakils, Feffer and Simons Private Ltd.
Lua i Stíl Chicago (17ú heag.)HALM, George N. Economic Systems: A Comparative Analysis. Vakils, Feffer and Simons Private Ltd.
Lua MLA (8ú heag.)HALM, George N. Economic Systems: A Comparative Analysis. Vakils, Feffer and Simons Private Ltd.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.