Não informado. (1974). Civil engineering hydraulics abstracts. British Hydromechanics Research Association.
Lua i Stíl Chicago (17ú heag.)Não informado. Civil Engineering Hydraulics Abstracts. Oxford, Inglaterra: British Hydromechanics Research Association, 1974.
Lua MLA (8ú heag.)Não informado. Civil Engineering Hydraulics Abstracts. British Hydromechanics Research Association, 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.