MCCONNELL, C. R. Economics issues. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)MCCONNELL, Cambell R. Economics Issues. McGraw-Hill.
Lua MLA (8ú heag.)MCCONNELL, Cambell R. Economics Issues. McGraw-Hill.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.