SCHILLER, B. (2011). Essentials of economics. McGraw-Hill Book Company.
Lua i Stíl Chicago (17ú heag.)SCHILLER, Bradley. Essentials of Economics. McGraw-Hill Book Company, 2011.
Lua MLA (9ú heag.)SCHILLER, Bradley. Essentials of Economics. McGraw-Hill Book Company, 2011.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.