Lua APA (7ú heag.)

Cengage Learning. (2011). Survey of Economic (7th.). Cengage Leaning.

Lua i Stíl Chicago (17ú heag.)

Cengage Learning. Survey of Economic. 7th. USA: Cengage Leaning, 2011.

Lua MLA (9ú heag.)

Cengage Learning. Survey of Economic. 7th. Cengage Leaning, 2011.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.