Lua APA (7ú heag.)

(1881). Knowledge. [Wyman & Sons].

Lua i Stíl Chicago (17ú heag.)

Knowledge. London: [Wyman & Sons], 1881.

Lua MLA (8ú heag.)

Knowledge. [Wyman & Sons], 1881.

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