Não informado. (1979). Wave Motion. North Holland Publishing.
Lua i Stíl Chicago (17ú heag.)Não informado. Wave Motion. Amsterdam: North Holland Publishing, 1979.
Lua MLA (8ú heag.)Não informado. Wave Motion. North Holland Publishing, 1979.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.