Lua APA (7ú heag.)

Não informado. (1922). Engineering and Mining Journal-Press. McGraw-Hill Publications.

Lua i Stíl Chicago (17ú heag.)

Não informado. Engineering and Mining Journal-Press. New York: McGraw-Hill Publications, 1922.

Lua MLA (8ú heag.)

Não informado. Engineering and Mining Journal-Press. McGraw-Hill Publications, 1922.

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