Não informado. (1926). Iowa State College journal of science. Iowa State College Press.
Lua i Stíl Chicago (17ú heag.)Não informado. Iowa State College Journal of Science. Ames, Iowa: Iowa State College Press, 1926.
Lua MLA (8ú heag.)Não informado. Iowa State College Journal of Science. Iowa State College Press, 1926.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.