Gide, C. Political economy. D.C. Heath & Co.
Lua i Stíl Chicago (17ú heag.)Gide, Charles. Political Economy. Boston, New York [etc.]: D.C. Heath & Co.
Lua MLA (8ú heag.)Gide, Charles. Political Economy. D.C. Heath & Co.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.