Não informado. (1877). Studies from the Biological Laboratory. Johns Hopkins University.
Lua i Stíl Chicago (17ú heag.)Não informado. Studies from the Biological Laboratory. Baltimore, Md: Johns Hopkins University, 1877.
Lua MLA (8ú heag.)Não informado. Studies from the Biological Laboratory. Johns Hopkins University, 1877.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.