Não informado. (1960). Research Development. Technical Publishing Corporation.
Lua i Stíl Chicago (17ú heag.)Não informado. Research Development. Chicago, Ill: Technical Publishing Corporation, 1960.
Lua MLA (8ú heag.)Não informado. Research Development. Technical Publishing Corporation, 1960.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.