Não informado. (1945). Gas abstracts. Institute of Gas Technology.
Lua i Stíl Chicago (17ú heag.)Não informado. Gas Abstracts. Chicago, Ill: Institute of Gas Technology, 1945.
Lua MLA (8ú heag.)Não informado. Gas Abstracts. Institute of Gas Technology, 1945.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.