Não informado. (1986). Offshore engineering abstracts. British Hydromechanics Research Association.
Lua i Stíl Chicago (17ú heag.)Não informado. Offshore Engineering Abstracts. Oxford, Inglaterra: British Hydromechanics Research Association, 1986.
Lua MLA (8ú heag.)Não informado. Offshore Engineering Abstracts. British Hydromechanics Research Association, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.