Keat Paul G. (2007). Managerial Economics. Pearson Eduication.
Lua i Stíl Chicago (17ú heag.)Keat Paul G. Managerial Economics. New Delhi: Pearson Eduication, 2007.
Lua MLA (9ú heag.)Keat Paul G. Managerial Economics. Pearson Eduication, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.