Jonas, H. Materialism and the theory of organism.
Lua i Stíl Chicago (17ú heag.)Jonas, Hans. Materialism and the Theory of Organism.
Lua MLA (8ú heag.)Jonas, Hans. Materialism and the Theory of Organism.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.