Lua APA (7ú heag.)

Ferguson,Nail. (2013). The Great Degeneration: How Institutions Decay and Economies Die. Penguin press.

Lua i Stíl Chicago (17ú heag.)

Ferguson,Nail. The Great Degeneration: How Institutions Decay and Economies Die. New York: Penguin press, 2013.

Lua MLA (9ú heag.)

Ferguson,Nail. The Great Degeneration: How Institutions Decay and Economies Die. Penguin press, 2013.

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