Unknown. (2023). The naturalists directory. Samuel E. Cassino, U.S.A.
Lua i Stíl Chicago (17ú heag.)Unknown. The Naturalists Directory. Samuel E. Cassino, U.S.A, 2023.
Lua MLA (9ú heag.)Unknown. The Naturalists Directory. Samuel E. Cassino, U.S.A, 2023.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.