Lua APA (7ú heag.)

Hadden, C. J. Haydn.

Lua i Stíl Chicago (17ú heag.)

Hadden, Cuthbert J. Haydn.

Lua MLA (8ú heag.)

Hadden, Cuthbert J. Haydn.

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