Hubbard, R. G. (2015). Macroeconomics 5th ed. Pearson.
Lua i Stíl Chicago (17ú heag.)Hubbard, R. Glenn. Macroeconomics 5th Ed. Pearson, 2015.
Lua MLA (8ú heag.)Hubbard, R. Glenn. Macroeconomics 5th Ed. Pearson, 2015.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.