Magnus, R. (1949). Goethe as a scientist. H. Schuman.
Lua i Stíl Chicago (17ú heag.)Magnus, Rudolf. Goethe as a Scientist. New York: H. Schuman, 1949.
Lua MLA (8ú heag.)Magnus, Rudolf. Goethe as a Scientist. H. Schuman, 1949.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.