Lua APA (7ú heag.)

(1938). Vol. 30, № 7; Industrial and Engineering Chemistry. Industrial Edition. 1938.

Lua i Stíl Chicago (17ú heag.)

Vol. 30, № 7; Industrial and Engineering Chemistry. Industrial Edition. 1938, 1938.

Lua MLA (9ú heag.)

Vol. 30, № 7; Industrial and Engineering Chemistry. Industrial Edition. 1938, 1938.

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