Não informado. (1985). Index to Scientific Book Contents. Institute for Scientific Information.
Lua i Stíl Chicago (17ú heag.)Não informado. Index to Scientific Book Contents. Philadelphia, Pa: Institute for Scientific Information, 1985.
Lua MLA (8ú heag.)Não informado. Index to Scientific Book Contents. Institute for Scientific Information, 1985.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.